Fundamentals Of Electronics Engineering (BEC201) - AKTU Question Paper 2024-25
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 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
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Questions Asked in 2024-25
Fundamentals Of Electronics Engineering (BEC201) — complete question paper · 70 marks · 3 Hours
- aCompare Avalanche and Zener breakdown
- bWhat is the physical significance of the pinch -off voltage in a JFET, and how does it affect drain current?
- cWhy is a differential amplifier configuration preferred as the input stage of an op-amp?
- dWhat do you mean by CMRR and Why is the Common -Mode Rejection Ratio (CMRR) critical in instrumentation applications using Op-Amps?
- eWhy is NAND gate called a 'universal gate'? Realize NOT gate using NAND gate only
- fFind 1’s and 2’s complement of 10011010
- gIn digital wireless systems, ho w does frequency reuse improve spectral efficiency?
- aExplain the formation of a PN junction and derive the expression for the width of the depletion region. Discuss how biasing affects the junction width
- bExplain the construction and working of a BJT. Draw the input and output characteristics of Common Emitter configuration
- cDraw and explain the Op -Amp IC-741. Also draw equivalent circuit of Op-Amp
- dDistinguish between POS & SOP. Convert the given expression in standard SOP form
- eDraw the block diagram of a communication system and explain the function of each block
- aCompare and analyze the operation and w aveforms of half-wave and full- wave rectifiers. Include derivations for average and RMS current
- bA full -wave bridge rectifier is supplied with 220V AC, 50Hz. It uses a transformer with turns ratio 10:1 and a filter capacitor of 470 μF. Calculate: • Peak output voltage • Average DC output voltage • Ripple voltage for a load of 1 kΩ
- aDiscuss the working of JFET and also discuss input and output characteristics of JFET
- bDrive the relation between Calculate IC and IE for a transistor that and I C =100 . Determine the value of for the transistor
- aExplain the working of integrator and differentiator Op -Amp circuits. Include waveform examples and applications
- bDesign and explain the working of an inverting and non -inverting amplifier. Also derive the gain expressions
- aMinimize the four variable logic function using k-map
- bProve the following using the Boolean algebraic theorems (iii)AB+ (iii)AB+
- aWhat is need of modulation? Define AM (Amplitude modulation) with wave forms and derive expiration for modulation index of AM
- bExplain basic elements of Satellite communication system with help of suitable diagrams
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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