Explore topic-wise MCQs in Control Systems.

This section includes 9 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.

Time response during steady state the output velocity matches with the input velocity but lags behind the input by T.

A. True
B. False
Answer» B. False
Discussion
2.

Laplace transform of unit impulse signal is :

A. A/s
B. A
C. 1
D. 1/s
Answer» D. 1/s
Discussion
3.

Assertion (A): It is observed that step function is first derivative of a ramp function and impulse function is first derivative of a step function.Reason (R): From the derived time response expression it is concluded that the output time response also follows the same sequence as that of input functions.

A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not correct explanation of A
C. Both A is True but R is false
D. Both A is False but R is true
Answer» C. Both A is True but R is false
Discussion
4.

A system with transfer function 1/Ts+1, subjected to a step input takes to seconds to reach 50% of step height. The value of t is :a) 6.9sb) 10sc) 14.4sd) 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________

A. 6.9sb) 10sc) 14.4sd) 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________a) a=5 and k=12
B. 10sc) 14.4sd) 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________a) a=5 and k=12b) a=10 and k=5
C. 14.4sd) 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________a) a=5 and k=12b) a=10 and k=5c) a=5 and k=10
D. 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________a) a=5 and k=12b) a=10 and k=5c) a=5 and k=10d) a=8 and k=9View Answer
Answer» D. 20s 7.A first order system and its response to a unit step input are shown in figure below. The system parameters are____________a) a=5 and k=12b) a=10 and k=5c) a=5 and k=10d) a=8 and k=9View Answer
Discussion
5.

The unit impulse response of a system having transfer function K/(s+a) is shown below. The value of a is :

A. is shown below. The value of a is :a) t1
B. t2
C. 1/t1
D. 1/t2
Answer» E.
Discussion
6.

If a first order system and its time response to a unit step are as shown below, the gain K is :

A. 0.25
B. 0.8
C. 1
D. 4View Answer
Answer» E.
Discussion
7.

The transfer function of the system is G(s) =100/(s+1) (s+100). For a unit step input to the system the approximate settling time for 2% criterion is:

A. 100 sec
B. 4 sec
C. 1 sec
D. 0.01 sec
Answer» C. 1 sec
Discussion
8.

A unit step is applied at t=0 to a first order system without time delay. The response has the value of 1.264 units at t=10 mins, and 2 units at steady state. The transfer function of the system is_____________

A. 3/(1+600s)
B. 2/(1+500s)
C. 5/(1+220s)
D. 2/(1+600s)
Answer» E.
Discussion
9.

First order system is defined as :

A. Number of poles at origin
B. Order of the differential equation
C. Total number of poles of equation
D. Total number of poles and order of equation
Answer» E.
Discussion