Explore topic-wise MCQs in Control Systems.

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

1.

The Laplace transform of a parabolic signal is _______

A. 1
B. A/s<sup>3</sup>
C. A/s<sup>2</sup>
D. A/s
Answer» B. A/s<sup>3</sup>
Discussion
2.

For a system whose transfer function is G(s) =10/s (1+s), what are the dynamic error coefficients k2 & k3 respectively as k1 is infinity?

A. 11, 10.1
B. 10.1, 11
C. 10, 11.1
D. 9, 10.1
Answer» D. 9, 10.1
Discussion
3.

The For a unity feedback system the open loop transfer function is G(s) = K(s+2)/s2 (s2+7s+12). What is the value of Ka?

A. 12/k
B. k/12
C. k/6
D. 6/k
Answer» D. 6/k
Discussion
4.

For a unity feedback system, the open loop transfer function is G(s) = K(s+2)/s2 (s2+7s+12). What is the type of system?

A. One
B. Two
C. Three
D. Four
Answer» C. Three
Discussion
5.

The steady state error for a unit step input is ________

A. 1/kp
B. 1/(1-kp)
C. 1/2kp
D. 1/(1+kp)
Answer» E.
Discussion
6.

The initial response when output is not equal to input is ______

A. Error response
B. Transient response
C. Dynamic response
D. Static response
Answer» C. Dynamic response
Discussion
7.

Systems of type higher than 1 are not employed in practice.

A. True
B. False
Answer» C.
Discussion
8.

A unit integrator is applied to a modified system along with a ramp input. The modified value of the steady state error is 0.25. What was the initial value?

A. 0.05
B. 0.1
C. 0.15
D. 0.2
Answer» E.
Discussion
9.

The ramp input is applied to a unity feedback system with type number 1 and zero frequency 20. What is the percentage of steady state error?

A. 1%
B. 2%
C. 5%
D. 9%
Answer» D. 9%
Discussion
10.

The steady state error for a unity feedback system for the input r(t) to the system G(s) = K(s+2)/s(s3+7s2+12s) is 6R/K. The input r (t) is _______

A. Rt2/2
B. Rt3/2
C. Rt5/2
D. Rt7/2
Answer» B. Rt3/2
Discussion