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 9 of 48

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Q81.
If F[jฯ‰] is Fourier transform of f(t), then Fourier transform of f(- t) =

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q82.
The solution of state equations using Laplace transform is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q83.
Consider the following statements:

a.

Both A and R are correct and R is correct explanation of A

b.

Both A and R are correct but R is not correct explanation of A

c.

A is true, R is false

d.

A is false, R is true

Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q84.
e^(At) can be expanded as

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q85.
Consider the following and answer accordingly:

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q86.
The function in the given figure can be written as

a.

u(t - 1) sin ฯ€ ( t - 1) - u(t - 3) sin ฯ€ (t - 3) + u(t - 4) sin ฯ€ (t - 4) - u(t - 6) sin ฯ€ (t - 6)

b.

u(t - 1) sin ฯ€ ( t - 1) - u(t - 3) sin ฯ€ (t - 3) + u(t - 4) sin ฯ€ (t - 4)

c.

u(t - 1) sin ฯ€ ( t - 1) + u(t - 4) sin ฯ€ (t - 4)

d.

u(t - 1) sin 2ฯ€ ( t - 1) + u(t - 4) sin 2ฯ€ (t - 4)

Discuss
Answer: (a).u(t - 1) sin ฯ€ ( t - 1) - u(t - 3) sin ฯ€ (t - 3) + u(t - 4) sin ฯ€ (t - 4) - u(t - 6) sin ฯ€ (t - 6)
Q87.
Consider the following as regards probability distribution function f(x). which of these are correct?

a.

1 only

b.

1 and 2 only

c.

1, 2 and 3

d.

1 and 3 only

Discuss
Answer: (c).1, 2 and 3
Q88.
Inverse Fourier transform of โˆช(ฯ‰) is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q89.
The triangular wave of the given figure can be written as v(t) = u(t) - tu(t) + (t - 1) u(t - 1)

a.

True

b.

False

c.

May be True or False

d.

Can't Say

Discuss
Answer: (a).True
Q90.
The function shown in the figure

a.

impulse function

b.

signum function

c.

unit step function

d.

none of the above

Discuss
Answer: (b).signum function
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