The damper windings also called the squirrel cage windings or damper grids
A. are provided in a synchronous motor to make it self-starting and to prevent hunting.
B. consists of short-circuited copper bars embedded in the field pole faces of a synchronous motor.
C. are provided on the stator of a synchronous motor for improving the power factor.
D. both (a) and (b).
Answer:D
The damper windings also called the squirrel cage windings or damper grids
A. are provided in a synchronous motor to make it self-starting and to prevent hunting. B. consists of short-circuited copper bars embedded in the field pole faces of a synchronous motor. C. are provided on the stator of a synchronous motor for improving the power factor. D. both (a) and (b).