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Single Phase Motors

Single Phase Motors
A motor gets overheated due to

Overloads
All of the listed here
Worn bearings
Dry bearings

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Single Phase Motors
Which of the following application make use of a universal motor?

Oil expeller
Portable tools
Lathe machines
Floor polishing machine

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Single Phase Motors
If the single phase motor runs hot the probable cause cannot be

Blown fuse
High voltage
Shorted stator coils
Low voltage

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Single Phase Motors
A scharge motor can run on

Zero slip
Negative slip
Positive slip
All of the listed here

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

30°
90°
10°
60°

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

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

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MORE MCQ ON Single Phase Motors

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