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.Management Sciences
A. current in the starting winding leads the voltage
B. current in the starting winding lags the voltage
C. current in the starting winding is in phase with voltage in running winding
D. none of the above
Related Mcqs:
- The rotor developed by a single-phase motor at starting is___________?
- A. more than i.he rated torque B. rated torque C. less than the rated torque D. zero...
- Direction of rotation of a split phase motor can be reversed by reversing the connection of__________?
- A. running winding only B. starting winding only C. either A. or (b) D. both A. and (b)...
- In A.C. series motor compensating winding is employed to_____________?
- A. reduce the effects of armature reaction B. increase the torque C. reduce sparking at the brushes D. none of the above...
- A reluctance motor____________?
- A. is self-starting B. is constant speed motor C. needs no D.C. excitation D. all of the above...
- In case of a reluctance motor, when the load is increased so that it cannot maintain synchronous speed the motor will_____________?
- A. become unstable B. draw excessive armature current and may burn out C. fall out of synchronism and come to stand still D. run as induction motor...
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