Which of the following are used in preventing the hunting phenomenon i – McqOptions

MCQOPTIONS

1.	Which of the following are used in preventing the hunting phenomenon in synchronous generators?
A.	Damper bars
B.	Short pitch chords
C.	Distributed winding
D.	Damper bars and short pitch chords
Answer» B. Short pitch chords

Discussion

No Comment Found

Related MCQs

Calculate the active power in an 8 resistor with 8 A current flowing through it.
For a practical synchronous motor, the pull-out torque will occur when the torque angle is nearly equal to ________
A 3-phase induction motor runs at almost 1500 rpm at no load and 900 rpm at full load when supplied with power from a 50 Hz, 3-phase supply. What is the corresponding speed of the rotor field with respect to the rotor?
In an induction motor, when the number of stator slots is not equal to an integral number of rotor slots _________
The slope of the V-I curve is 7 . Calculate the value of resistance. Assume the relationship between voltage and current is a straight line.
In a synchronous machine, the phase sequence can be reversed by reversing the _________
Which of the following are used in preventing the hunting phenomenon in synchronous generators?
The hunting phenomenon in a synchronous motor is also referred to as _________
The leakage flux paths are ________ on the angular position of the rotor.
Calculate the phase angle of the sinusoidal waveform z(t)=8cos(45t+2 15).