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 37 of 48

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Q361.
If f(t) is an even function, the coefficients Fn in the exponential form of Fourier series

a.

are real

b.

are imaginary

c.

are complex

d.

may be real or imaginary

Discuss
Answer: (a).are real
Q362.
Assertion (A): If Reason (R): Displacement in time domain by T becomes multiplication by e-st in s domain.

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
Q363.
A probability density function is given by p(x) = Ke^(-x²/2) for -∞ < x < ∞ , The value of K should be

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q364.
The Laplace transform of f(t) is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q365.
In the given figure 15.6 shows a series, R - C circuit fed by a current source i(t). There is an initial voltage v₀ across the capacitor. The system

a.

is linear

b.

is non linear

c.

may be linear or non linear

d.

is linear only if v₀ is zero

Discuss
Answer: (d).is linear only if v₀ is zero
Q366.
If Laplace transform of f(t) is F(s), then

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q367.
Which of the following is the correct Laplace transform of the signal shown in the given figure

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q368.
If v(t) is a time varying voltage, then following is

a.

initial current

b.

initial voltage

c.

initial charge

d.

initial flux leakages

Discuss
Answer: (d).initial flux leakages
Q369.
The data of speed of train V and resistance to motion R is given below. The law R = a + bV² is of the form

a.

6.7 + 0.0092 V²

b.

3 + 0.001 V²

c.

3.2 + 0.0012 V²

d.

5.2 + 0.006 V²

Discuss
Answer: (a).6.7 + 0.0092 V²
Q370.
If H(z) is given by following equation, then system is

a.

casual

b.

uncasual

c.

casual at z = 0.4, 2

d.

uncasual at z = 0.4, z = 2

Discuss
Answer: (a).casual
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