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Single Phase Motors

Single Phase Motors
Which motor has unsymmetrical rotor?

Reluctance motor
Split phase motor
Shaded pole motor
Universal motor

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Single Phase Motors
In split phase motor main winding is of

thick wire placed at the bottom of the slots
thin wire placed at the bottom of the slots
thin wire placed at the top of the slots
thick wire placed at the top of the? slots

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Single Phase Motors
The full load efficiency of a shaded pole motor is about _______

5 to 10%
30 to 35%
60 to 70%
70 to 80%

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Single Phase Motors
In a capacitor start motor, the phase displacement between starting and running winding can be nearly

90°
60°
30°
10°

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Single Phase Motors
A shaded pole motor does not possess

capacitor
commutator
centrifugal switch
all of these

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Single Phase Motors
Which of the following is most economical method of starting a single phase induction motor?

Split phase method
Resistance start method
Capacitor start method
Inductance start method

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MORE MCQ ON Single Phase Motors

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