A power factor of a circuit can be improved by placing which, among the following, in a circuit?

(A) Inductor

(B) Capacitor

(C) Resistor

(D) Switch

Ans : (B) Capacitor

Explanation :

Power factor = Real power/Apparent power = kW/kVA

By adding a capacitor in a circuit, an additional kW load can be added to the system without altering the kVA. Hence, the power factor is improved.

 

TRANSMISSION AND DISTRIBUTION MCQ

TRANSFORMER MCQ

BASIC ELECTRICAL MCQ

BATTERY AND CELL MCQ

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