B) Copper losses
C) Any of the above
D) None of the above
Related MCQs:
- In a synchronous motor the back e.m.f. generated in the armature at no-load is approximately equal to the applied voltage, then
- If in a synchronous motor, driving mechanical load and drawing current at lagging power factor from the constant voltage supply, its field excitation is increased, then its power factor
- One D.C. motor drives another D.C. motor. The second D.C. motor when excited and driven
- When the voltage applied to a synchronous motor is increased, which of the following will reduce