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Dear candidates you will find MCQ questions of Control Systems here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

V

Vinay Kumar • 8.55K Points
Tutor III

Q. 11) A phase lag lead network introduces in the output

(A) lag at all frequencies
(B) lag at high frequencies and lead at low frequencies
(C) lag at low frequencies and lead at high frequencies
(D) none of the above
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V

Vinay Kumar • 8.55K Points
Tutor III

Q. 12) A signal other than the reference input that tends to affect the value of controlled variable is known as

(A) disturbance
(B) command
(C) control element
(D) reference input
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Vinay Kumar • 8.55K Points
Tutor III

Q. 13) A.C. servomotor is basically a

(A) universal motor
(B) single phase induction motor
(C) two phase induction motor
(D) three phase induction motor
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V

Vinay Kumar • 8.55K Points
Tutor III

Q. 14) A.C. servomotor resembles

(A) two phase induction motor
(B) Three phase induction motor
(C) direct current series motor
(D) universal motor
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Vinay Kumar • 8.55K Points
Tutor III

Q. 15) Addition of zeros in transfer function causes which of the following?

(A) Lead-compensation
(B) Lag-compensation
(C) Lead-lag compensation
(D) None of the above
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Vinay Kumar • 8.55K Points
Tutor III

Q. 16) An amplidyne can give which of the following characteristics?

(A) Constant current
(B) Constant voltage
(C) Constant current as well as constant voltage
(D) Constant current, constant voltage and constant power
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Vinay Kumar • 8.55K Points
Tutor III

Q. 17) An automatic toaster is a loop control system.

(A) open
(B) closed
(C) partially closed
(D) any of the above
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Vinay Kumar • 8.55K Points
Tutor III

Q. 18) An increase in gain, in most systems, leads to

(A) smaller damping ratio
(B) larger damping ratio
(C) constant damping ratio
(D) none of the above
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Vinay Kumar • 8.55K Points
Tutor III

Q. 19) Any externally introduced signal affecting the controlled output is called a

(A) feedback
(B) stimulus
(C) signal
(D) gain control
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Vinay Kumar • 8.55K Points
Tutor III

Q. 20) As a result of introduction of negative feedback which of the following will not decrease?

(A) Band width
(B) Overall gain
(C) Distortion
(D) Instability
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