Explore topic-wise MCQs in Control Systems.

This section includes 5 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.

If the z-transform of the system is given by
H (z) = a+z-1/1+az-1

A. nWhere a is real valued:
B. tA low pass filter
C. tA high pass filter
D. tAn all pass filter
E. tA bandpass filter
Answer» D. tAn all pass filter
Discussion
2.

Final value theorem is used for:

A. tAll type of systems
B. tStable systems
C. tUnstable systems
D. tMarginally stable systems
Answer» C. tUnstable systems
Discussion
3.

The z-transform corresponding to the Laplace transform G(s) =10/s(s+5) is

A. (2z frac{e^{-5z}}{(z-1)(z-e^{-T})} )
B. ( frac{1 e^{-5z}}{(z-1)(z-e^{-5T})} )
C. ( frac{e^{-5T}}{(z-1)^2} )
D. ( frac{e^{-T}}{(z)(z-e^{-5T})} )
Answer» C. ( frac{e^{-5T}}{(z-1)^2} )
Discussion
4.

Assertion (A): Z-transform is used to analyze discrete time systems and it is also called pulsed transfer function approach.
Reason(R): The sampled signal is assumed to be a train of impulses whose strengths, or areas, are equal to the continuous time signal at the sampling instants.

A. tBoth A and R are true and R is correct explanation of A
B. tBoth A and R are true and R is not correct Explanation of A
C. tA is True and R is false
D. tA is False and R is true
Answer» B. tBoth A and R are true and R is not correct Explanation of A
Discussion
5.

Assertion (A): The system function
H(z) = z3-2z2+z/z2+1/4z+1/s is not causal

A. nReason (R): If the numerator of H (z) is of lower order than the denominator, the system may be causal.
B. tBoth A and R are true and R is correct explanation of A
C. tBoth A and R are true and R is not correct Explanation of A
D. tA is True and R is false
E. tA is False and R is true
Answer» B. tBoth A and R are true and R is correct explanation of A
Discussion