Download GTU B.Tech 2020 Summer 4th Sem 3141706 Analog Signal Processing Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- IV EXAMINATION — SUMMER 2020

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Subject Code: 3141706 Date:26/10/2020
Subject Name: Analog Signal Processing
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

Q.1 (a) Define Following terms: 03
1. CMRR

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2. SVRR
3. Slew Rate

(b) Draw and explain in brief the internal block diagram of an 04
Op-Amp.

(c) Derive the equation of voltage gain of differential 07

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amplifier using one Op-Amp (Closed loop configuration)
with its circuit diagram.

Q.2 (a) Draw and explain Voltage follower circuit using an Op- 03
Amp.

(b) Explain Bandwidth and Total output offset voltage for 04

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Inverting Amplifier with feedback.

(c) Derive the equation of voltage-gain of Non-Inverting 07
Summing amplifier using an Op-Amp with its circuit
diagram.

OR

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(c) Draw and explain Voltage to Current converter with 07
floating load using an Op-Amp.

Q.3 (a) Explain Subtractor circuit using an Op-amp. 03

(b) Explain Zero-Crossing detector circuit using an Op-Amp 04
with input/output waveforms.

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(c) Explain Practical Differentiator circuit using an Op-Amp 07
with its circuit diagram. Frequency response, input/output
waveforms.

OR

Q.3 (a) Draw and Explain Voltage limiter circuit using an Op- 03

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Amp.

(b) Draw and explain Sample and Hold circuit using an Op- 04
Amp.

(c) Draw Op-amp based full wave rectifier (absolute value 07
output) circuit. Explain its working with necessary

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input/output waveforms.

Q.4 (a) Design + 5V power supply using 7805 with its circuit 03
diagram

(b) Explain adjustable voltage regulator using LM 317. 04

(c) Explain IC 741 as Inverting Amplifier. Draw the circuit 07

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Configuration and also derive the equation for the output
voltage.

OR

Q.4 (a) Explain Voltage controlled Oscillator (VCO) using IC 03
566.

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(b) Draw and explain Square wave generator circuit using an 04
Op-Amp.

(c) Explain Successive Approximation type Analog to Digital 07

Q.5 (a) Explain All Pass filter. 03

(b) Draw and explain Programmable Gain Amplifier. 04

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(c) Explain first order Low pass Butterworth Active filter 07
with circuit diagram and derivation of its transfer function.

OR

Q.5 (a) Explain Notch filter with its circuit diagram and necessary 03
waveforms.

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(b) Explain Ramp Generator circuit using 555 timer in 04
Astable mode operation.

(c) Explain Monostable operation of 555 timer with its 07
internal block diagram with its output voltage and
capacitor voltage waveforms.

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