A. disconnects auxiliary winding of the motor
B. disconnects main winding of the motor
C. reconnects the main winding the motor
D. reconnects the auxiliary winding of the motor
Related Mcqs:
- If the capacitor of a single-phase motor is short-circuited_________?
A. the motor will not start
B. the motor will run
C. the motor will run in reverse direction
D. the motor will run in the same direction at reduced r.p.m - 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 - In a shaded pole single-phase motor, the revolving field is produced by the use of_________?
A. inductor
B. capacitor
C. resistor
D. shading coils - A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will______________?
A. start and then stop
B. start and run slowly
C. start and run at rated speed
D. not start at all - In a capacitor start single-phase motor, when capacitor is replaced by a resistance____________?
A. torque will increase
B. the motor will consume less power
C. motor will run in reverse direction
D. motor will continue to run in same direction - Single phase induction motor usually operates on__________?
A. 0.6 power factor lagging
B. 0.8 power factor lagging
C. 0.8 power factor leading
D. unity power factor - In which single-phase motor, the rotor has no teeth or winding ?
A. Split phase motor
B. Reluctance motor
C. Hysteresis motor
D. Universal motor - The starting winding of a single-phase motor is placed in_________?
A. armature
B. field
C. rotor
D. stator - After the starting winding of a single phase induction motor is disconnected from supply, it continues to run only on ______________?
A. running winding
B. rotor winding
C. field winding
D. compensating winding - If a single phase induction motor runs slower than normal, the most likely defect is_____________?
A. worn bearings
B. short-circuit in the winding
C. open-circuit in the winding
D. none of the above
