In case one phase of a 3-phase synchronous motor is short circuited, the motor will

  • ANot start
  • BRun at 2/3 of synchronous speed
  • CRun with excessive vibrations
  • DTake less than the rated load
Correct Answer : (D)

Take less than the rated load

Hints :

Synchronous motors generally have 


Number of slip rings in a 3-phase synchronous motor will be 

Join The Discussion