Signals and Systems MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Signals and Systems, a fundamental topic in the field of Electronics and Communication Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Signals and Systems MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Signals and Systems mcq questions that explore various aspects of Signals and Systems problems. Each MCQ is crafted to challenge your understanding of Signals and Systems principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Electronics and Communication Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Signals and Systems MCQs are your pathway to success in mastering this essential Electronics and Communication Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Signals and Systems. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Signals and Systems knowledge to the test? Let's get started with our carefully curated MCQs!

Signals and Systems MCQs | Page 3 of 48

Q21.
Energy density spectrum of x[n] = aⁿ∪[n] for -1 < a < + 1 is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Discuss
Answer: (b).aX(z) + bY(z)
Q23.
Energy density spectrum of a gate GT(t) function is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q24.
For the system in the given figure

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q25.
The Laplace transform of the waveform shown in the below figure is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q26.
Laplace transform of e^(at) cos (at) is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q27.
The value of the following equation in + ve sense is
Discuss
Answer: (d).π/2
Q28.
The amplitude of the first odd harmonic of the square wave shown in the given figure is
Discuss
Answer: (a).4V/π
Q29.
The inverse Laplace transform of 1 / (s+1)³ is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q30.
The final value of following is
Discuss
Answer: (c).1
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