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Single Phase Motors

Single Phase Motors
The capacitor used in capacitor start motor is always a _______ capacitor.

Mica
Electrolyte
Ceramic
Paper

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Single Phase Motors
Which of the following statements regarding single-phase induction motoris correct ?

It is self-starting
It can rotate in one direction only
It is not self-starting
It requires only one winding

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Single Phase Motors
In a shaded pole motor the rotating magnetic field is produced by using

Shading coils
Copper windings
Salient poles
A capacitor

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Single Phase Motors
The least expensive fractional horse power motor is _______motor.

Ac series
Capacitor start
Split phase
Shaded pole

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Single Phase Motors
A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______

1500 rpm
750 rpm
None of the listed here
1200 rpm

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Single Phase Motors
Most of the troubles of single phase induction motors are traceable to the _______

Starting switch
Shaft bearings
Main winding
Rotor bars

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