The standard full-load power factor ratings for synchronous motors 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...

The armature current of the synchronous motor has higher values for_____________?

A. high excitation only B. low excitation only C. both A. and (b) D. none of the above...

The working of a synchronous motor is similar to_____________?

A. gear train arrangement B. transmission of mechanical power by shaft C. distribution transformer D. turbine E. none of the above...

In a synchronous motor running with fixed excitation, when the load is increased three times, its torque angle becomes approximately

A. one-third B. twice C. thrice D. six times E. nine times...

In a synchronous motor, V-curves represent relation between____________?

A. armature current and field current B. power factor and speed C. field current and speed D. field current and power factor...