B.TechSemester 22022-23Fundamentals Of Electronics EngineeringBEC201

Fundamentals Of Electronics Engineering (BEC201) - AKTU Question Paper 2022-23

B.Tech · Semester 2 · Free PDF Download

This is the official AKTU Fundamentals Of Electronics Engineering Previous Year Question Paper for B.Tech Semester 2, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 2

Session:2022-23

University:AKTU / UPTU

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Questions Asked in 2022-23

Fundamentals Of Electronics Engineering (BEC201) — complete question paper

Section AAttempt all questions in brief. 2 x 7 = 14

a
What do you mean by Varactor diode? Write its one application
b
Why FET is a voltage-controlled device?
c
Write down the characteristics of Ideal OP-AMP
d
The output of particular OP-AMP increases 8V in 12μs.What is the slew rate?
e
Derive relation between current gain in CB and CE configuration of Transistor
f
Calculate the 1’s and 2’scomplement of binary number 1010101
g
Define modulation index for AM wave

Section BAttempt any one part of the following: 7 x 1 = 7

a
Define the various elements of communication system and also draw it’s functional block diagram
b
Draw and explain the working of N-P-N transistor in common Emitter configuration with its suitable characteristic graph
c
Simplify the Boolean function F= using K-map and implement the simplified expression using NAND gates only.K- ᭍ (12,14) ᱶ (d) Draw and explain the working of Centrecalculate its efficiency and ripple factor.ᱶ-᭡ ᭍ ᳱ ᭅᮧ ᮢ ᳱ ᭃ ripple factor (e) Explain unity gain amplifier. Determine the output voltage of the following network. ᭥᭡ ᳜ ᭅ ᱶ 3. Attempt any one part of the following: fuEu esa ls fdlh ,d iz”u dk mRrj nhft,A(a) Explain the construction, working and characteristics of MOSFET. n-channel Depletion MOSFET (b) Explain the construction, working and characteristics of Enhancement MOSFET.n-channel Enhancement MOSFET
a
With the help of the circuit diagram, explain the working of OP-AMP as a non- Inverting summer
b
With the help of the circuit diagram, explain the working of OP-AMP as an Integrator
a
Simplify the following Boolean expression using K-map
f
(V, W, X, Y,Z) = ∑ m(0,7,8,9,12,13,15,16,22,23,30,31)
b
Simplify the Boolean expression using K-map and implement the simplified expression using NOR GATEs only
a
An audio frequency signal 10Sin2π x 500t is used to amplitude modulate a carrier of 50Sin 2π x 105t. Calculate: (i) Modulation index (ii) Amplitude of Each side band (iii) Total power delivered to the load of 2 KΩ. (iv) Bandwidth
b
Derive the transmission efficiency and total power of amplitude modulated wave assuming message and carrier wave as sinusoidal wave

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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📘 Fundamentals of Electronics Engineering — Unit-wise SyllabusBEC101 AKTU 1st Year Syllabus AKTU 1st Year PYQs — All Branches