The maximum value of torque that a synchronous motor can develop without losing its synchronism, is known as_____________?

Related Mcqs:

A three-phase synchronous motor will have_____________?

A. no slip-rings B. one slip-ring C. two slip-rings D. three slip-rings...

The ratio of starting torque to running torque in a synchronous motor is____________?

A. zero B. one C. two D. infinity...

When the excitation of an unloaded salient pole synchronous motor suddenly gets disconnected______________?

A. the motor stops B. it runs as a reluctance motor at the same speed C. it runs as a reluctance motor at a lower speed D. none of the above...

While starting a salient pole synchronous motor by induction motor action and connecting field discharge resistance across field, starting and accelerating torque is produced by_____________?

A. induction motor torque in field winding B. induction motor torque in damper winding C. eddy current and hysteresis torque in pole faces D. reHetance motor torque due to saliency of the rotor E. all of the above methods...

A synchronous motor which works on a leading power factor and does not drive a mechanical load is called as_________?

A. static condenser B. condenser C. synchronous condenser D. none of the above...