Download PTU B-Tech CE 2020 Dec 3rd Sem 76374 Basic Electronics And Applications In Civil Engineering Question Paper

FirstRanker.com

Roll No. Total No. of Pages : 02

Total No. of Questions : 18

--- Content provided by‌ FirstRanker.com ---

B.Tech. (CE) (2018 Batch) (Sem.-3)

BASIC ELECTRONICS & APPLICATIONS IN CIVIL ENGINEERING

Subject Code : BTEC-305-18

M.Code : 76374

Time : 3 Hrs. Max. Marks : 60

--- Content provided by‌ FirstRanker.com ---

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

--- Content provided by‌ FirstRanker.com ---

Answer briefly :

1. Define Breakdown Voltage and Knee Voltage.
2. Define Zener Diode.
3. What do you mean by integrated circuits?
4. What is the working principle of op-Amp?

--- Content provided by‍ FirstRanker.com ---

5. Give the working principle of simple diode.
6. Draw the VI characteristic of diode.
7. Convert 101011111 into octal system & hexadecimal system.
8. Write the truth table of universal gates.
9. State the functions of D-flip flops.

--- Content provided by​ FirstRanker.com ---

10. Draw the symbolic representation of BJT and FET.

SECTION-B

Explain VI characteristic of Zener diode at biasing voltage 1.1ev.

Compare conductor, semiconductors and insulators in detail.

Describe the concept of bias stabilization in PNP transistor.

--- Content provided by FirstRanker.com ---

Perform the following addition by 2’s complement :

1. 20 to -26
2. 25 to -15.

What are various laws for Boolean logic simplification?

SECTION-C

--- Content provided by‌ FirstRanker.com ---

What are various applications of Op-Amp? Explain in detail.

1. What are the different logic gates? Give their truth tables.
2. Discuss the working of a full wave rectifier.

Draw the equivalent circuit & truth table of RS Flip-Flop.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

--- Content provided by FirstRanker.com ---

FirstRanker.com