My Report

MATLAB Practice Test 9


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. If f(t)=f1(t)+f2(t), the laplace transform of f(t) exists if f1(t) and f2(t) does not have the same R.O.C.

2. What is the output of the following code?

solve[‘x^2+1=0’]

3. A student is trying to plot multiple plots in the same window. But the following code doesn’t allow him to do that. What is the error?

t=0:1:9;
stem(t);
hld;
stem(t^2);

4. From the following graphs of the generalized transfer function 1/as2, which plot shows the transfer function for a higher a?
matlab-questions-answers-time-response-control-systems-1-q13

5. What is the output of the following code?

Mean([1 2 3 4])

6. What is the output of the following code?

tf2zp({1 2}, {2 1}) 

7. The laplace transform of step function, u(t), can be calculated by using _____

8. What is the output of the following code?

p=[1 3 2]; roots[p];

9. What is the output of the following code?

poly[ 1 2 3]

10. What is the output of the following code?

sine(pi/2)

 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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