B.TechSemester 32025-26Network Analysis And SynthesisBEC303

Network Analysis And Synthesis (BEC303) - AKTU Question Paper 2025-26

B.Tech · Semester 3 · Free PDF Download

This is the official AKTU Network Analysis And Synthesis Previous Year Question Paper for B.Tech Semester 3, academic session 2025-26. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 3
Session:2025-26
University:AKTU / UPTU

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Questions Asked in 2025-26

Network Analysis And Synthesis (BEC303) — complete question paper · 70 marks · 3 Hours

Section AAttempt all questions in brief. 02 x 7 = 14
  • a
    A current of 3.2A flows through a conductor. Calculate how much charge passes through any cross-section of the conductor in 20s
  • b
    Explain the physical significance of reciprocity in a two-port network. CO
  • c
    Define the Laplace transform of a time-domain signal. CO
  • d
    Explain steady state response and transient response. CO
  • e
    Draw the equivalent circuit diagram for Thevenin’s Theorem CO
  • f
    Define a driving-point impedance function and explain why its poles must lie in the left half of the s-plane for physical realizability
  • g
    Distinguish between series resonance and parallel resonance in terms of impedance behavior at the resonant frequency
Section BAttempt any three of the following: 07 x 3 = 21
  • a
    For the circuit in figure, find in terms of α, R1, R2, R3and R4. If R1 = R2 = R3 = R4, what value of α will produce |
  • b
    Explain the principle of superposition theorem and clearly state its limitations when applied to electrical networks
  • c
    State and explain any four properties of the Laplace transform. Using Laplace transform, find the transform of 𝑓(𝑡) = sin (2𝑡) + 𝑒−8𝑡, 𝑡 ≥ 0
  • d
    Find the transmission parameters for the two-port network in the figure
  • e
    Determine what type of filter is shown in the figure. Calculate the corner CO5 K3 or cutoff frequency. Take R = 2kΩ, L = 2H and C = 2μ F
Section CAttempt any one part of the following: 07 x 1 = 07
  • a
    For the circuit shown in the figure, find the node voltages
  • b
    Explain the principle of duality in electrical networks and list the pairs of dual quantities
  • a
    Determine the value of 𝑅𝐿 that will draw the maximum power from the rest of the circuit in figure. Calculate the maximum power
  • b
    Find the Thevenin equivalent of the circuit in the figure at terminals a-b
  • a
    If the switch in figure has been closed for a long time before 𝑡 = 0, but is opened at 𝑡 = 0, determine
  • a
    the characteristic equation of the circuit
  • b
    Determine the average power generated by each source and the average power absorbed by each passive element in the circuit of the figure
  • a
    Obtain the y the ∏ parameters for network shown in the figure
  • b
    Find the g parameters as functions of s for the circuit in the figure
  • a
    In the circuit of figure, R = 2Ω, L = 1mH and C = 0.4μF
  • a
    Find the resonant frequency and the half -power frequencies. (b) Calculate the quality factor and bandwidth. (c) Determine the amplitude of the current at ωo, ω1, and ω2
  • b
    Explain the following passive filters: (i) Low Pass filter (ii) High pass filter (iii) Band pass filter (iv) Band stop filter (v) All pass filter

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.

Repeated Questions — BEC303

Questions that appeared in more than one session, found by comparing 2 years of Network Analysis And Synthesis papers (2023-24, 2025-26)

2x

Find the Thevenin equivalent of the circuit in the figure at terminals a-b

Appeared in: 2023-24 · 2025-26

Network Analysis And Synthesis — Other Year Papers

AKTU Network Analysis And Synthesis PYQs from other sessions