Explore topic-wise MCQs in Signals & Systems Questions and Answers.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Signals & Systems Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

Convolve given x (t) with itself and choose the correct output.

A. a)
B. b)
C. c)
D. d)
Answer» B. b)
Discussion
2.

Convolve graphically the below given signals, and determine the correct sequence?

A. Y (-1) = 0, y (1) = 2, y (3) = 2
B. Y (-1) = 2, y (1) = 2, y (3) = 2
C. Y (-1) = 0, y (1) = 0, y (3) = 2
D. Y (-1) = 0, y (1) = 3, y (3) = 2
Answer» B. Y (-1) = 2, y (1) = 2, y (3) = 2
Discussion
3.

Convolve graphically.

A. a)
B. b)
C. c)
D. d)
Answer» B. b)
Discussion
4.

Convolve the signals e-2t u(t), e-3t u(t). Determine the output?

A. y(t) = (e-2t – e-3t)u(t)
B. y(t) = (e-2t – e-3t)
C. y(t) = (e-3t – e-2t)u(t)
D. y(t) = (e-t – e-3t)u(t)
Answer» B. y(t) = (e-2t – e-3t)
Discussion
5.

The impulse response h (t) of an LTI system is given by e-2t.u(t) . What is the step response?

A. y(t) = 1⁄2 (1 – e-2t) u (t)
B. y(t) = 1⁄2 (1 – e-2t)
C. y(t) = (1- e-2t) u (t)
D. y(t) = 1⁄2 (e-2t) u (t)
Answer» B. y(t) = 1⁄2 (1 – e-2t)
Discussion