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Single Phase Motors

Single Phase Motors
A repulsion motor is equipped with

commutator
both (A) and (B)
None of these
slip rings

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Single Phase Motors
The capacitor start, capacitor run induction motor acts as a true 2-phase motor at _______

Starting
Full load
No load
All loads

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Single Phase Motors
A 4 pole, 50 Hz single phase induction motor has a slip of 5% . The speed of the motor will be

1425 rpm
1500 rpm
1200 rpm
None of the listed here

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Single Phase Motors
If the capacitor of a single-phase motor is short-circuited

the motor will run in reverse direction
the motor will not start
the motor will run
the motor will run in the same direction at reduced r.p.m.

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Single Phase Motors
Which motor will make least noise?

Universal motor
Capacitor motor
Hysteresis motor
Shaded pole motor

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Single Phase Motors
Capacitor motors _______resistance split phase induction motors.

Are costlier than
Cost about the same as
Poor starting torque than
Are less costly than

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