B.TechSemester 32023-24Basic Signals SystemsBEE303

Basic Signals Systems (BEE303) - AKTU Question Paper 2023-24

B.Tech · Semester 3 · Free PDF Download

This is the official AKTU Basic Signals Systems Previous Year Question Paper for B.Tech Semester 3, academic session 2023-24. 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:2023-24

University:AKTU / UPTU

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Questions Asked in 2023-24

Basic Signals Systems (BEE303) — complete question paper · 70 marks · 3 Hours

Section AAttempt all q u e s t i o n s i n b r i e f .

a
Define causal and non-causal system. 2
b
What do you mean by complex exponential Fourier series coeffic ient (Cn). 2
c
Differentiate Laplace tran sform and Z transform. 2
d
Write the Laplace transform of s ystem: F(t) = u(t) + u(t+7) 2
e
What are the advantages of stat e model over transfer function. 2
f
Determine the Z transform of signal u[n]. 2
g
Write the properties of ROC for Z-transform? 2

Section BAttempt any three o f t h e f o l l o w i n g :

a
Explain different types of sy stems with examples in detail. 7
b
Explain the condition for exis tence of Fourier transform and describe the properties of Fourier transform
c
Compute the transfer function of a system whose poles are at – 0.3 ± j 0.5 and a zero at – 0.3
d
Explain the state transition matrix with proof and also describe its properties. 7
e
Determine the Z transform and ROC of signal x[n] = an u[n] 7

Section CAttempt any one p a r t o f t h e f o l l o w i n g :

a
Observe the function graphically
b
Explain the properties of convolution in details. 7
a
Compute the Fourier transform of the signal x(t) = e-at u(t) 7
b
Explain different types of symmetry for Fourier series. 7
a
Calculate the inverse Laplace transform of the following transfer function: X(S) =
b
For an LTI system with u nit impulse response h(t)=e-2t u(t). Calculate the output to the input
a
Examine the state model of the electrical circuit shown in Figure
b
Explain the transfer function and derive the expression for transfer function of a state model. 7
a
A causal LTI system is described by the difference equation Find the impulse response h[n] for the given difference equation
b
Explain Initial value theorem with proof for Z transform. 7

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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