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Dear candidates you will find MCQ questions of Control System Engineering 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.

Q. 1) What is the algebraic sum of the reference input and feedback?

(A) error signal
(B) error detector
(C) controlled system
(D) controlled output
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Q. 2) Feedback control systems are referred to as closed loop systems.

(A) true
(B) false
(C) ---
(D) ---
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Q. 3) Which principle does the linear system follow?

(A) principle of energy conservation
(B) principle of mass conservation
(C) principle of electromagnetism
(D) principle of superposition
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Q. 4)              control systems have unpredictable & non-repeatable.

(A) static
(B) dynamic
(C) deterministic
(D) stochastic
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Q. 5) The pressure inside the furnace is measured by                

(A) gauge
(B) thermometer
(C) manometer
(D) barometer
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Q. 6) On what difference does the pneumatic system works?

(A) speed
(B) pressure
(C) area
(D) length
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Q. 7) In a thermal system, the temperature of the medium is              

(A) increasing
(B) decreasing
(C) zero
(D) uniform
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Q. 8) How many parameters does process control refer to?

(A) 1
(B) 3
(C) 5
(D) 7
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Q. 9) What is the effect of feedback in the overall gain of the system?

(A) increases
(B) decreases
(C) zero
(D) no change
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Q. 10) In a temperature control system, what conversion in signal takes place?

(A) digital to analog
(B) analog to digital
(C) error to digital
(D) error to analog
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