In a 3-phase synchronous motor, the magnitude of back emf set up in the stator depends on
A. rotor excitation.
B. supply voltage.
C. rotor speed.
D. load on motor.
Answer:A
In a 3-phase synchronous motor, the magnitude of back emf set up in the stator depends on
A. rotor excitation. B. supply voltage. C. rotor speed. D. load on motor.