Download DUET Master 2018 DU MSc Electronics Question Paper With Answer Key

Download DUET (Delhi University Entrance Test conducted by the NTA) 2018 DU MSc Electronics Question Paper With Solution Key

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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
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1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
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6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
FirstRanker.com - FirstRanker's Choice
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
FirstRanker.com - FirstRanker's Choice
1)
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4)
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6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
FirstRanker.com - FirstRanker's Choice
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6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
FirstRanker.com - FirstRanker's Choice
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
89)
90)
91)
Correct Answer :-
[Option ID = 89552]
[Question ID = 52387]
1. [Option ID = 89543]
2. [Option ID = 89541]
3. [Option ID = 89542]
4. [Option ID = 89540]
Correct Answer :-
[Option ID = 89543]
[Question ID = 52416]
1. [Option ID = 89656]
2. [Option ID = 89658]
3. [Option ID = 89659]
4. [Option ID = 89657]
Correct Answer :-
[Option ID = 89656]
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DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
89)
90)
91)
Correct Answer :-
[Option ID = 89552]
[Question ID = 52387]
1. [Option ID = 89543]
2. [Option ID = 89541]
3. [Option ID = 89542]
4. [Option ID = 89540]
Correct Answer :-
[Option ID = 89543]
[Question ID = 52416]
1. [Option ID = 89656]
2. [Option ID = 89658]
3. [Option ID = 89659]
4. [Option ID = 89657]
Correct Answer :-
[Option ID = 89656]
92)
93)
94)
[Question ID = 52423]
1. [Option ID = 89684]
2. [Option ID = 89685]
3. [Option ID = 89687]
4. [Option ID = 89686]
Correct Answer :-
[Option ID = 89687]
[Question ID = 52396]
1. [Option ID = 89576]
2. [Option ID = 89577]
3. [Option ID = 89578]
4. [Option ID = 89579]
Correct Answer :-
[Option ID = 89576]
[Question ID = 52432]
1. [Option ID = 89722]
2. [Option ID = 89720]
3. [Option ID = 89723]
4. [Option ID = 89721]
Correct Answer :-
[Option ID = 89720]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
89)
90)
91)
Correct Answer :-
[Option ID = 89552]
[Question ID = 52387]
1. [Option ID = 89543]
2. [Option ID = 89541]
3. [Option ID = 89542]
4. [Option ID = 89540]
Correct Answer :-
[Option ID = 89543]
[Question ID = 52416]
1. [Option ID = 89656]
2. [Option ID = 89658]
3. [Option ID = 89659]
4. [Option ID = 89657]
Correct Answer :-
[Option ID = 89656]
92)
93)
94)
[Question ID = 52423]
1. [Option ID = 89684]
2. [Option ID = 89685]
3. [Option ID = 89687]
4. [Option ID = 89686]
Correct Answer :-
[Option ID = 89687]
[Question ID = 52396]
1. [Option ID = 89576]
2. [Option ID = 89577]
3. [Option ID = 89578]
4. [Option ID = 89579]
Correct Answer :-
[Option ID = 89576]
[Question ID = 52432]
1. [Option ID = 89722]
2. [Option ID = 89720]
3. [Option ID = 89723]
4. [Option ID = 89721]
Correct Answer :-
[Option ID = 89720]
95)
96)
[Question ID = 52394]
1. 24 [Option ID = 89569]
2. 30 [Option ID = 89570]
3. 20 [Option ID = 89568]
4. 25 [Option ID = 89571]
Correct Answer :-
30 [Option ID = 89570]
[Question ID = 52371]
1. [Option ID = 89476]
2. [Option ID = 89478]
3. [Option ID = 89479]
4. [Option ID = 89477]
Correct Answer :-
[Option ID = 89479]
[Question ID = 52415]
1. [Option ID = 89655]
2. [Option ID = 89652]
3. [Option ID = 89653]
4. [Option ID = 89654]
Correct Answer :-
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
89)
90)
91)
Correct Answer :-
[Option ID = 89552]
[Question ID = 52387]
1. [Option ID = 89543]
2. [Option ID = 89541]
3. [Option ID = 89542]
4. [Option ID = 89540]
Correct Answer :-
[Option ID = 89543]
[Question ID = 52416]
1. [Option ID = 89656]
2. [Option ID = 89658]
3. [Option ID = 89659]
4. [Option ID = 89657]
Correct Answer :-
[Option ID = 89656]
92)
93)
94)
[Question ID = 52423]
1. [Option ID = 89684]
2. [Option ID = 89685]
3. [Option ID = 89687]
4. [Option ID = 89686]
Correct Answer :-
[Option ID = 89687]
[Question ID = 52396]
1. [Option ID = 89576]
2. [Option ID = 89577]
3. [Option ID = 89578]
4. [Option ID = 89579]
Correct Answer :-
[Option ID = 89576]
[Question ID = 52432]
1. [Option ID = 89722]
2. [Option ID = 89720]
3. [Option ID = 89723]
4. [Option ID = 89721]
Correct Answer :-
[Option ID = 89720]
95)
96)
[Question ID = 52394]
1. 24 [Option ID = 89569]
2. 30 [Option ID = 89570]
3. 20 [Option ID = 89568]
4. 25 [Option ID = 89571]
Correct Answer :-
30 [Option ID = 89570]
[Question ID = 52371]
1. [Option ID = 89476]
2. [Option ID = 89478]
3. [Option ID = 89479]
4. [Option ID = 89477]
Correct Answer :-
[Option ID = 89479]
[Question ID = 52415]
1. [Option ID = 89655]
2. [Option ID = 89652]
3. [Option ID = 89653]
4. [Option ID = 89654]
Correct Answer :-
97)
98)
99)
100)
[Option ID = 89652]
[Question ID = 52372]
1. [Option ID = 89480]
2. [Option ID = 89481]
3. [Option ID = 89483]
4. [Option ID = 89482]
Correct Answer :-
[Option ID = 89481]
One of the following is an indirect way of generating FM. This is the [Question ID = 52469]
1. Armstrong modulator [Option ID = 89871]
2. varactor diode modulator [Option ID = 89869]
3. reactance FET modulator [Option ID = 89868]
4. reactance bipolar transistor modulator [Option ID = 89870]
Correct Answer :-
Armstrong modulator [Option ID = 89871]
A capacitor is charged by a constant current of 4 mA and results in a voltage increase of 12 V in a 10 sec interval. The value of
capacitance is [Question ID = 52410]
1. 0.75 mF [Option ID = 89632]
2. 0.6 mF [Option ID = 89634]
3. 1.33 mF [Option ID = 89633]
4. 3.33 mF [Option ID = 89635]
Correct Answer :-
3.33 mF [Option ID = 89635]
The mode 1 of 8255 performs: [Question ID = 52437]
1. Simple I/P [Option ID = 89742]
2. Simple I/O [Option ID = 89740]
3. Bi-directional Data Transfer [Option ID = 89741]
4. Strobe I/O [Option ID = 89743]
Correct Answer :-
Strobe I/O [Option ID = 89743]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Electronics
Topic:- DU_J18_MSC_ELEC
A DC voltage source is connected across a series R?L?C circuit. Under steady conditions, the applied DC voltage drops entirely across
the: [Question ID = 52409]
1. L only [Option ID = 89630]
2. C only [Option ID = 89628]
3. R only [Option ID = 89629]
4. R and L combination [Option ID = 89631]
Correct Answer :-
C only [Option ID = 89628]
A modulating signal is amplified by a 80% efficiency amplifier before being combined with a 20 kW carrier to generate an AM signal.
For the system to operate at 100% modulation, the required DC input power to the amplifier would be [Question ID = 52466]
1. 6.25 kW [Option ID = 89859]
2. 5 kW [Option ID = 89856]
3. 8.46 kW [Option ID = 89857]
4. 12.5 kW [Option ID = 89858]
Correct Answer :-
12.5 kW [Option ID = 89858]
Ring modulator is used to produce: [Question ID = 52457]
1. USB [Option ID = 89821]
2. DSB-SC [Option ID = 89822]
3. VSB [Option ID = 89823]
4. SSB [Option ID = 89820]
Correct Answer :-
DSB-SC [Option ID = 89822]
An amplifier has its average standard noise figure that cannot exceed 1.7 (Room temperature 290 K), the maximum average effective
input noise temperature of this amplifier is [Question ID = 52465]
1. 235 K [Option ID = 89854]
2. 215 K [Option ID = 89853]
3. 255 K [Option ID = 89852]
4. 203 K [Option ID = 89855]
Correct Answer :-
203 K [Option ID = 89855]
How many interrupts can 8259 A handle: [Question ID = 52438]
1. 6 [Option ID = 89747]
2. 2 [Option ID = 89745]
3. 8 [Option ID = 89746]
4. 4 [Option ID = 89744]
Correct Answer :-
8 [Option ID = 89746]
The upper frequency of the thermocouple based instruments is limited by [Question ID = 52406]
1. only inductances of connecting leads [Option ID = 89617]
2. temperature coefficient of thermocouple [Option ID = 89618]
3. only capacitances of connecting leads [Option ID = 89616]
4. capacitances and inductances of connecting leads [Option ID = 89619]
Correct Answer :-
capacitances and inductances of connecting leads [Option ID = 89619]
7)
8)
9)
10)
11)
12)
13)
In FM wave the maximum frequency deviation is 50 kHz and the modulating frequency is 5 kHz, the modulation index is [Question ID
= 52463]
1. 15 [Option ID = 89844]
2. 20 [Option ID = 89846]
3. 10 [Option ID = 89845]
4. 25 [Option ID = 89847]
Correct Answer :-
10 [Option ID = 89845]
The data transmission rate of a modem is measured in [Question ID = 52468]
1. baud rate [Option ID = 89866]
2. bits per second [Option ID = 89865]
3. bytes per second [Option ID = 89864]
4. megahertz [Option ID = 89867]
Correct Answer :-
bits per second [Option ID = 89865]
At higher frequencies, the CMRR of an op-amp [Question ID = 52420]
1. becomes zero [Option ID = 89675]
2. remains constant [Option ID = 89674]
3. increases [Option ID = 89672]
4. reduces [Option ID = 89673]
Correct Answer :-
reduces [Option ID = 89673]
The instruction RST 7 is a: [Question ID = 52436]
1. Restart instruction that begins the execution of a program [Option ID = 89736]
2. One ?byte call to the memory address 0038 H [Option ID = 89739]
3. One ?byte call to the memory address 0007 H [Option ID = 89737]
4. Hardware interrupt [Option ID = 89738]
Correct Answer :-
One ?byte call to the memory address 0038 H [Option ID = 89739]
After REST, the CPU begins execution from memory location: [Question ID = 52439]
1. FFFF H [Option ID = 89749]
2. 0001 H [Option ID = 89750]
3. 8000 H [Option ID = 89751]
4. 0000 H [Option ID = 89748]
Correct Answer :-
0000 H [Option ID = 89748]
Load regulation is determined by [Question ID = 52424]
1. zener current and load current [Option ID = 89691]
2. changes in load resistance and input voltage [Option ID = 89690]
3. changes in load current and output voltage. [Option ID = 89689]
4. changes in load current and input voltage. [Option ID = 89688]
Correct Answer :-
changes in load current and output voltage. [Option ID = 89689]
The push source copies a word from source to: [Question ID = 52440]
1. Stack [Option ID = 89752]
2. Destination [Option ID = 89755]
3. Register [Option ID = 89754]
4. Memory [Option ID = 89753]
Correct Answer :-
14)
15)
16)
17)
Stack [Option ID = 89752]
The diffraction pattern shown in the figure is obtained in the far field when a collimated beam of monochromatic light illuminates an
N-slits aperture. The value of N is

[Question ID = 52391]
1. [Option ID = 89559]
2. [Option ID = 89558]
3. [Option ID = 89556]
4. [Option ID = 89557]
Correct Answer :-
[Option ID = 89556]
A system has three stage cascaded amplifier each stage having a power gain of 10 dB and noise figure of 6 dB. the overall noise
figure is [Question ID = 52464]
1. 4.33 [Option ID = 89848]
2. 1 [Option ID = 89851]
3. 2.22 [Option ID = 89850]
4. 7.54 [Option ID = 89849]
Correct Answer :-
4.33 [Option ID = 89848]
The Laplace Transform of the function shown in the figure (sum of two delta functions) is given by


[Question ID = 52373]
1. [Option ID = 89485]
2. [Option ID = 89486]
3. [Option ID = 89484]
4. [Option ID = 89487]
Correct Answer :-
[Option ID = 89486]
A varactor diode exhibits [Question ID = 52425]
1. A variable resistance that depends on reverse voltage [Option ID = 89692]
2. A variable capacitance that depends on forward voltage [Option ID = 89695]
3. A variable capacitance that depends on forward current [Option ID = 89694]
18)
19)
20)
21)
4. A variable capacitance that depends on reverse voltage [Option ID = 89693]
Correct Answer :-
A variable capacitance that depends on reverse voltage [Option ID = 89693]
[Question ID = 52467]
1. [Option ID = 89861]
2. [Option ID = 89863]
3. [Option ID = 89860]
4. [Option ID = 89862]
Correct Answer :-
[Option ID = 89860]
[Question ID = 52446]
1. [Option ID = 89776]
2. [Option ID = 89777]
3. [Option ID = 89779]
4. [Option ID = 89778]
Correct Answer :-
[Option ID = 89778]
[Question ID = 52451]
1. [Option ID = 89797]
2. [Option ID = 89798]
3. [Option ID = 89799]
4. [Option ID = 89796]
Correct Answer :-
[Option ID = 89797]
22)
23)
[Question ID = 52443]
1. 64H [Option ID = 89765]
2. 15H [Option ID = 89767]
3. 23H [Option ID = 89764]
4. 42H [Option ID = 89766]
Correct Answer :-
23H [Option ID = 89764]
[Question ID = 52419]
1. [Option ID = 89668]
2. [Option ID = 89671]
3. [Option ID = 89670]
4. [Option ID = 89669]
Correct Answer :-
[Option ID = 89668]
[Question ID = 52453]
1. [Option ID = 89807]
2. [Option ID = 89805]
3. [Option ID = 89806]
4. [Option ID = 89804]
Correct Answer :-
24)
25)
26)
[Option ID = 89804]
[Question ID = 52450]
1. [Option ID = 89793]
2. [Option ID = 89792]
3. [Option ID = 89794]
4. [Option ID = 89795]
Correct Answer :-
[Option ID = 89794]
[Question ID = 52444]
1. [Option ID = 89770]
2. [Option ID = 89768]
3. [Option ID = 89771]
4. [Option ID = 89769]
Correct Answer :-
[Option ID = 89768]
27)
28)
[Question ID = 52433]
1. [Option ID = 89726]
2. [Option ID = 89724]
3. [Option ID = 89725]
4. [Option ID = 89727]
Correct Answer :-
[Option ID = 89725]
[Question ID = 52370]
1. [Option ID = 89472]
2. [Option ID = 89474]
3. [Option ID = 89473]
4. [Option ID = 89475]
Correct Answer :-
[Option ID = 89472]
[Question ID = 52392]
1. 50 [Option ID = 89562]
2. 049 [Option ID = 89561]
3. 49.5 [Option ID = 89560]
4. Error [Option ID = 89563]
Correct Answer :-
049 [Option ID = 89561]
29)
30)
31)
32)
[Question ID = 52461]
1. [Option ID = 89838]
2. [Option ID = 89836]
3. [Option ID = 89837]
4. [Option ID = 89839]
Correct Answer :-
[Option ID = 89839]
[Question ID = 52398]
1. [Option ID = 89586]
2. [Option ID = 89585]
3. [Option ID = 89584]
4. [Option ID = 89587]
Correct Answer :-
[Option ID = 89585]
[Question ID = 52430]
1. Mode-6 counter [Option ID = 89715]
2. Mode-5 counter [Option ID = 89712]
3. Mode-4 counter [Option ID = 89713]
4. Mode-10 counter [Option ID = 89714]
Correct Answer :-
Mode-6 counter [Option ID = 89715]
33)
34)
[Question ID = 52380]
1. [Option ID = 89515]
2. [Option ID = 89512]
3. [Option ID = 89514]
4. [Option ID = 89513]
Correct Answer :-
[Option ID = 89513]
[Question ID = 52382]
1. [Option ID = 89523]
2. [Option ID = 89522]
3. [Option ID = 89521]
4. [Option ID = 89520]
Correct Answer :-
[Option ID = 89520]
[Question ID = 52442]
1. [Option ID = 89760]
35)
36)
37)
2. [Option ID = 89762]
3. [Option ID = 89761]
4. [Option ID = 89763]
Correct Answer :-
[Option ID = 89763]
[Question ID = 52428]
1. X [Option ID = 89706]
2. X? [Option ID = 89707]
3. 0 [Option ID = 89704]
4. 1 [Option ID = 89705]
Correct Answer :-
1 [Option ID = 89705]
[Question ID = 52447]
1. [Option ID = 89781]
2. [Option ID = 89783]
3. [Option ID = 89780]
4. [Option ID = 89782]
Correct Answer :-
[Option ID = 89782]
[Question ID = 52379]
1. [Option ID = 89510]
2. [Option ID = 89508]
38)
39)
3. [Option ID = 89511]
4. [Option ID = 89509]
Correct Answer :-
[Option ID = 89511]
[Question ID = 52375]
1. [Option ID = 89492]
2. [Option ID = 89495]
3. [Option ID = 89494]
4. [Option ID = 89493]
Correct Answer :-
[Option ID = 89494]
[Question ID = 52458]
1. [Option ID = 89826]
40)
41)
42)
2. [Option ID = 89825]
3. [Option ID = 89824]
4. [Option ID = 89827]
Correct Answer :-
[Option ID = 89824]
[Question ID = 52407]
1. [Option ID = 89620]
2. [Option ID = 89622]
3. [Option ID = 89623]
4. [Option ID = 89621]
Correct Answer :-
[Option ID = 89622]
[Question ID = 52397]
1. [Option ID = 89580]
2. [Option ID = 89581]
3. [Option ID = 89582]
4. [Option ID = 89583]
Correct Answer :-
[Option ID = 89581]
[Question ID = 52405]
1. [Option ID = 89612]
2. [Option ID = 89615]
3. [Option ID = 89613]
4. [Option ID = 89614]
43)
44)
45)
Correct Answer :-
[Option ID = 89612]
[Question ID = 52418]
1. 50% [Option ID = 89664]
2. 25% [Option ID = 89665]
3. 10% [Option ID = 89666]
4. 5% [Option ID = 89667]
Correct Answer :-
5% [Option ID = 89667]
[Question ID = 52393]
1. [Option ID = 89567]
2. [Option ID = 89565]
3. [Option ID = 89564]
4. [Option ID = 89566]
Correct Answer :-
[Option ID = 89567]
[Question ID = 52452]
1. [Option ID = 89800]
2. [Option ID = 89802]
3. [Option ID = 89801]
4. [Option ID = 89803]
46)
47)
48)
49)
Correct Answer :-
[Option ID = 89802]
[Question ID = 52417]
1. [Option ID = 89662]
2. [Option ID = 89661]
3. [Option ID = 89660]
4. [Option ID = 89663]
Correct Answer :-
[Option ID = 89663]
[Question ID = 52454]
1. [Option ID = 89811]
2. [Option ID = 89810]
3. [Option ID = 89809]
4. [Option ID = 89808]
Correct Answer :-
[Option ID = 89808]
[Question ID = 52441]
1. DMA [Option ID = 89759]
2. I/O [Option ID = 89758]
3. Even memory bank [Option ID = 89756]
4. Odd memory bank [Option ID = 89757]
Correct Answer :-
Odd memory bank [Option ID = 89757]
[Question ID = 52448]
1. [Option ID = 89785]
2. [Option ID = 89786]
50)
51)
52)
3. [Option ID = 89787]
4. [Option ID = 89784]
Correct Answer :-
[Option ID = 89786]
[Question ID = 52429]
1. [Option ID = 89711]
2. [Option ID = 89710]
3. [Option ID = 89709]
4. [Option ID = 89708]
Correct Answer :-
[Option ID = 89708]
[Question ID = 52377]
1. [Option ID = 89501]
2. [Option ID = 89500]
3. [Option ID = 89502]
4. [Option ID = 89503]
Correct Answer :-
[Question ID = 52389]
1. [Option ID = 89548]
53)
54)
55)
2. [Option ID = 89549]
3. [Option ID = 89551]
4. [Option ID = 89550]
Correct Answer :-
[Option ID = 89549]
[Question ID = 52455]
1. [Option ID = 89813]
2. [Option ID = 89812]
3. [Option ID = 89815]
4. [Option ID = 89814]
Correct Answer :-
[Option ID = 89814]
[Question ID = 52383]
1. [Option ID = 89525]
2. [Option ID = 89527]
3. [Option ID = 89526]
4. [Option ID = 89524]
Correct Answer :-
[Option ID = 89527]
56)
57)
58)
[Question ID = 52399]
1. [Option ID = 89588]
2. [Option ID = 89589]
3. [Option ID = 89590]
4. [Option ID = 89591]
Correct Answer :-
[Option ID = 89588]
[Question ID = 52413]
1. 15 [Option ID = 89646]
2. 35 [Option ID = 89647]
3. 5 [Option ID = 89644]
4. 20 [Option ID = 89645]
Correct Answer :-
15 [Option ID = 89646]
[Question ID = 52376]
1. [Option ID = 89499]
2. [Option ID = 89498]
3. [Option ID = 89496]
4. [Option ID = 89497]
Correct Answer :-
[Option ID = 89497]
59)
60)
61)
[Question ID = 52434]
1. [Option ID = 89730]
2. [Option ID = 89731]
3. [Option ID = 89728]
4. [Option ID = 89729]
Correct Answer :-
[Option ID = 89728]
[Question ID = 52402]
1. [Option ID = 89603]
2. [Option ID = 89601]
3. [Option ID = 89600]
4. [Option ID = 89602]
Correct Answer :-
[Option ID = 89600]
[Question ID = 52408]
1. [Option ID = 89626]
2. [Option ID = 89624]
3. [Option ID = 89627]
4. [Option ID = 89625]
Correct Answer :-
[Option ID = 89626]
62)
63)
[Question ID = 52401]
1. [Option ID = 89597]
2. [Option ID = 89598]
3. [Option ID = 89599]
4. [Option ID = 89596]
Correct Answer :-
[Option ID = 89599]
[Question ID = 52411]
1. [Option ID = 89638]
2. [Option ID = 89639]
3. [Option ID = 89636]
4. [Option ID = 89637]
Correct Answer :-
[Option ID = 89638]
[Question ID = 52426]
1. Z=34 [Option ID = 89697]
2. Z=42 [Option ID = 89698]
3. Z=26 [Option ID = 89696]
4. Z=16 [Option ID = 89699]
Correct Answer :-
Z=34 [Option ID = 89697]
64)
65)
66)
67)
[Question ID = 52404]
1. [Option ID = 89609]
2. [Option ID = 89611]
3. [Option ID = 89608]
4. [Option ID = 89610]
Correct Answer :-
[Option ID = 89608]
[Question ID = 52395]
1. [Option ID = 89574]
2. [Option ID = 89572]
3. [Option ID = 89575]
4. [Option ID = 89573]
Correct Answer :-
[Option ID = 89575]
[Question ID = 52421]
1. [Option ID = 89678]
2. [Option ID = 89676]
3. [Option ID = 89679]
4. [Option ID = 89677]
Correct Answer :-
[Option ID = 89676]
[Question ID = 52460]
68)
69)
1. 0.0333V [Option ID = 89833]
2. 0.10V [Option ID = 89834]
3. 0.05V [Option ID = 89832]
4. 0.0667V [Option ID = 89835]
Correct Answer :-
0.0667V [Option ID = 89835]
[Question ID = 52427]
1. 24 [Option ID = 89703]
2. 48 [Option ID = 89700]
3. 36 [Option ID = 89702]
4. 25 [Option ID = 89701]
Correct Answer :-
24 [Option ID = 89703]
[Question ID = 52449]
1. [Option ID = 89790]
2. [Option ID = 89789]
3. [Option ID = 89791]
4. [Option ID = 89788]
Correct Answer :-
[Option ID = 89789]
70)
71)
72)
[Question ID = 52378]
1. [Option ID = 89507]
2. [Option ID = 89505]
3. [Option ID = 89504]
4. [Option ID = 89506]
Correct Answer :-
[Option ID = 89504]
[Question ID = 52435]
1. [Option ID = 89735]
2. [Option ID = 89733]
3. [Option ID = 89732]
4. [Option ID = 89734]
Correct Answer :-
[Option ID = 89732]
[Question ID = 52462]
1. [Option ID = 89841]
2. [Option ID = 89840]
3. [Option ID = 89843]
4. [Option ID = 89842]
73)
74)
75)
Correct Answer :-
[Option ID = 89841]
[Question ID = 52381]
1. [Option ID = 89518]
2. [Option ID = 89519]
3. [Option ID = 89516]
4. [Option ID = 89517]
Correct Answer :-
[Option ID = 89516]
[Question ID = 52459]
1. [Option ID = 89831]
2. [Option ID = 89829]
3. [Option ID = 89830]
4. [Option ID = 89828]
Correct Answer :-
[Option ID = 89828]
[Question ID = 52386]
1. [Option ID = 89537]
2. [Option ID = 89539]
3. [Option ID = 89536]
4. [Option ID = 89538]
Correct Answer :-
[Option ID = 89538]
76)
77)
78)
79)
[Question ID = 52400]
1. [Option ID = 89595]
2. [Option ID = 89592]
3. [Option ID = 89593]
4. [Option ID = 89594]
Correct Answer :-
[Option ID = 89593]
[Question ID = 52388]
1. [Option ID = 89544]
2. [Option ID = 89545]
3. [Option ID = 89547]
4. [Option ID = 89546]
Correct Answer :-
[Option ID = 89544]
[Question ID = 52422]
1. [Option ID = 89680]
2. [Option ID = 89683]
3. [Option ID = 89681]
4. [Option ID = 89682]
Correct Answer :-
[Option ID = 89683]
[Question ID = 52414]
1. 12 W [Option ID = 89650]
2. 0.75 W [Option ID = 89651]
3. 3.23 W [Option ID = 89648]
4. 6.67 W [Option ID = 89649]
Correct Answer :-
6.67 W [Option ID = 89649]
80)
81)
82)
83)
[Question ID = 52385]
1. [Option ID = 89533]
2. [Option ID = 89532]
3. [Option ID = 89535]
4. [Option ID = 89534]
Correct Answer :-
[Option ID = 89535]
[Question ID = 52456]
1. 43 dB [Option ID = 89817]
2. 66 dB [Option ID = 89816]
3. 33 dB [Option ID = 89819]
4. 56 dB [Option ID = 89818]
Correct Answer :-
43 dB [Option ID = 89817]
[Question ID = 52412]
1. [Option ID = 89641]
2. [Option ID = 89642]
3. [Option ID = 89643]
4. [Option ID = 89640]
Correct Answer :-
[Option ID = 89641]
84)
85)
[Question ID = 52431]
1. 11 ns [Option ID = 89717]
2. 5 ns [Option ID = 89716]
3. 12 ns [Option ID = 89719]
4. 10 ns [Option ID = 89718]
Correct Answer :-
11 ns [Option ID = 89717]
[Question ID = 52445]
1. [Option ID = 89773]
2. [Option ID = 89772]
3. [Option ID = 89774]
4. [Option ID = 89775]
Correct Answer :-
[Option ID = 89772]
[Question ID = 52374]
1. [Option ID = 89488]
86)
87)
88)
2. [Option ID = 89490]
3. [Option ID = 89491]
4. [Option ID = 89489]
Correct Answer :-
[Option ID = 89488]
[Question ID = 52384]
1. [Option ID = 89531]
2. [Option ID = 89530]
3. [Option ID = 89528]
4. [Option ID = 89529]
Correct Answer :-
[Option ID = 89529]
[Question ID = 52403]
1. [Option ID = 89604]
2. [Option ID = 89606]
3. [Option ID = 89605]
4. [Option ID = 89607]
Correct Answer :-
[Option ID = 89605]
[Question ID = 52390]
1. [Option ID = 89553]
2. [Option ID = 89554]
3. [Option ID = 89552]
4. [Option ID = 89555]
89)
90)
91)
Correct Answer :-
[Option ID = 89552]
[Question ID = 52387]
1. [Option ID = 89543]
2. [Option ID = 89541]
3. [Option ID = 89542]
4. [Option ID = 89540]
Correct Answer :-
[Option ID = 89543]
[Question ID = 52416]
1. [Option ID = 89656]
2. [Option ID = 89658]
3. [Option ID = 89659]
4. [Option ID = 89657]
Correct Answer :-
[Option ID = 89656]
92)
93)
94)
[Question ID = 52423]
1. [Option ID = 89684]
2. [Option ID = 89685]
3. [Option ID = 89687]
4. [Option ID = 89686]
Correct Answer :-
[Option ID = 89687]
[Question ID = 52396]
1. [Option ID = 89576]
2. [Option ID = 89577]
3. [Option ID = 89578]
4. [Option ID = 89579]
Correct Answer :-
[Option ID = 89576]
[Question ID = 52432]
1. [Option ID = 89722]
2. [Option ID = 89720]
3. [Option ID = 89723]
4. [Option ID = 89721]
Correct Answer :-
[Option ID = 89720]
95)
96)
[Question ID = 52394]
1. 24 [Option ID = 89569]
2. 30 [Option ID = 89570]
3. 20 [Option ID = 89568]
4. 25 [Option ID = 89571]
Correct Answer :-
30 [Option ID = 89570]
[Question ID = 52371]
1. [Option ID = 89476]
2. [Option ID = 89478]
3. [Option ID = 89479]
4. [Option ID = 89477]
Correct Answer :-
[Option ID = 89479]
[Question ID = 52415]
1. [Option ID = 89655]
2. [Option ID = 89652]
3. [Option ID = 89653]
4. [Option ID = 89654]
Correct Answer :-
97)
98)
99)
100)
[Option ID = 89652]
[Question ID = 52372]
1. [Option ID = 89480]
2. [Option ID = 89481]
3. [Option ID = 89483]
4. [Option ID = 89482]
Correct Answer :-
[Option ID = 89481]
One of the following is an indirect way of generating FM. This is the [Question ID = 52469]
1. Armstrong modulator [Option ID = 89871]
2. varactor diode modulator [Option ID = 89869]
3. reactance FET modulator [Option ID = 89868]
4. reactance bipolar transistor modulator [Option ID = 89870]
Correct Answer :-
Armstrong modulator [Option ID = 89871]
A capacitor is charged by a constant current of 4 mA and results in a voltage increase of 12 V in a 10 sec interval. The value of
capacitance is [Question ID = 52410]
1. 0.75 mF [Option ID = 89632]
2. 0.6 mF [Option ID = 89634]
3. 1.33 mF [Option ID = 89633]
4. 3.33 mF [Option ID = 89635]
Correct Answer :-
3.33 mF [Option ID = 89635]
The mode 1 of 8255 performs: [Question ID = 52437]
1. Simple I/P [Option ID = 89742]
2. Simple I/O [Option ID = 89740]
3. Bi-directional Data Transfer [Option ID = 89741]
4. Strobe I/O [Option ID = 89743]
Correct Answer :-
Strobe I/O [Option ID = 89743]
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This post was last modified on 29 January 2020