- (A) remains same as the original value
- (B) decreases to half the original value
- (C) tends to becomes zero
- (D) increases to two times the original value
Electrical Engineering Mcqs
- (A) more
- (B) less
- (C) equal
- (D) twice
- (A) when supply voltage fluctuates
- (B) when load varies
- (C) when power factor is unity
- (D) motor is under loaded
- (A) 1%
- (B) 100%
- (C) 0.5%
- (D) zero
- (A) leading
- (B) lagging
- (C) unity
- (D) zero
- (A) maintaining constant excitation
- (B) running the motor on leading power factors
- (C) providing damper bars in the rotor pole faces
- (D) oscillations cannot be damped
- (A) lagging power factor only
- (B) leading power factor only
- (C) unity power factor only
- (D) lagging, leading and unity power factors
- (A) 2
- (B) 3
- (C) 4
- (D) 6
- (A) zero power factor leading
- (B) unity power factor
- (C) 0.707 power factor lagging
- (D) 0.707 power factor leading
- (A) the synchronous speed
- (B) less than synchronous speed
- (C) more than synchronous speed
- (D) none of the above
