Exciters of synchronous machines are______________?

Related Mcqs:

The rotor copper losses, in a synchronous motor, are met by____________?

A. d.c. source B. armature input C. motor input D. supply lines...

If one-phase of a 3-phase synchronous motor is short-circuited, motor will ______________?

A. will refuse to start B. will overheat in spots C. will not come upto speed D. will fail to pull into step...

The maximum power developed in a synchronous motor occurs at a coupling angle of____________?

A. 30° B. 60° C. 90° D. 180°...

Riunting in a synchronous motor takes place___________?

A. when supply voltage fluctuates B. when load varies C. when power factor is unity D. motor is under loaded...

The construction of a synchronous motor resembles____________?

A. a series motor B. an induction motor C. an alternator D. a rotary converter...