Explore topic-wise MCQs in Matlab.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.

1.

Find the \(L^{-1} \frac{s}{(s^2+4)^2}\).

A. \(\frac{1}{4} tcos(2t)\)
B. \(\frac{1}{4} tsin(t)\)
C. \(\frac{1}{4} tsin(2t)\)
D. \(\frac{1}{2} tsin(2t)\)
Answer» D. \(\frac{1}{2} tsin(2t)\)
Discussion
2.

Find the \(L^{-1} (\frac{1}{s(s+4)^\frac{1}{2}})\), give the answer in terms of error function.

A. \(\frac{1}{2} erf⁡(2t)\)
B. \(\frac{1}{2} erf⁡(\sqrt{t})\)
C. \(\frac{1}{2} erf⁡(2\sqrt{t})\)
D. \(\frac{1}{2} erf⁡(4\sqrt{t})\)
Answer» D. \(\frac{1}{2} erf⁡(4\sqrt{t})\)
Discussion
3.

Find the \(L^{-1} (\frac{1}{s(s^2+4)})\).

A. \(\frac{1-sin⁡(t)}{4}\)
B. \(\frac{1-cos⁡(t)}{4}\)
C. \(\frac{1-sin⁡(2t)}{4}\)
D. \(\frac{1-cos⁡(2t)}{4}\)
Answer» E.
Discussion
4.

[0_1_2_0]$

A. [1 2 0 0]
B. [1 2 0 0]
C. [0 0 1 2]
Answer» C. [0 0 1 2]
Discussion
5.

A continuous signal can be represented as the product of an impulse function and the signal itself?

A. True
B. False
Answer» B. False
Discussion
6.

a=b

A. a<b
B. a>b
C. a!=b
Answer» B. a>b
Discussion
7.

The convolution of a function with an impulse function delayed to an instant 3 in time results in ____________

A. An advance in the function by 3 units in time
B. The function itself
C. A delay in the function by 3 units in time
D. Cannot be determined
Answer» B. The function itself
Discussion
8.

The convolution of a discrete signal with itself is _________

A. Squaring the signal
B. Doubling the signal
C. Adding two signals
D. is not possible
Answer» D. is not possible
Discussion
9.

For a causal L.T.I. system, the impulse response is 0 for _________

A. t<0
B. t=0
C. t>0
D. Always
Answer» B. t=0
Discussion
10.

150

A. 149
B. 151
C. Error
Answer» B. 151
Discussion