Q.

A salient pole synchronous motor is running on no load. If its excitation is made off, it will

  • AContinue running at synchronous speed
  • BContinue running but at a speed slightly less than synchronous one
  • CStop
  • DNone of these
Correct Answer : (B)

Continue running but at a speed slightly less than synchronous one

Hints :
Previous

Synchronous motors generally have 

Next

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

Join The Discussion