Explore topic-wise MCQs in Control Systems.

This section includes 4 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.

A plant is controlled by a proportional controller, if time delay element is introduced in the loop its:

A. tPhase margin remains the same
B. tPhase margin increases
C. tPhase margin decreases
D. tGain margin increases
Answer» D. tGain margin increases
Discussion
2.

Assertion (A): A derivative controller produces a control action for constant error only.
Reason (R): The PD controller increases the damping and reduces the peak overshoot.

A. tBoth assertion and reason are true and R is correct explanation of A
B. tBoth A and R true but R is not correct explanation of A
C. tA is true but R is false
D. tA is False but R is true
Answer» E.
Discussion
3.

Assertion (A): A PI controller increases the order of the system by units but decreases the steady state error.
Reason (R): A PI controller introduces a pole at either the origin or at a desired points on the negative real axis.

A. tBoth assertion and reason are true and R is correct explanation of A
B. tBoth A and R true but R is not correct explanation of A
C. tA is true but R is false
D. tA is False but R is true
Answer» B. tBoth A and R true but R is not correct explanation of A
Discussion
4.

Assertion (A): Feedback compensation is preferred to series compensation.
Reason (R): No amplification is required as the energy flows from higher to lower levels.

A. tBoth assertion and reason are true and R is correct explanation of A
B. tBoth A and R true but R is not correct explanation of A
C. tA is true but R is false
D. tA is False but R is true
Answer» B. tBoth A and R true but R is not correct explanation of A
Discussion