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Single Phase Motors

Single Phase Motors
Which motor has unsymmetrical rotor?

Shaded pole motor
Reluctance motor
Split phase motor
Universal motor

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Single Phase Motors
A motor gets overheated due to

Worn bearings
All of the listed here
Dry bearings
Overloads

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Single Phase Motors
The direction of rotation of universal motor can be reversed the by reversing the flow of current through

None of these
Armature winding
Either armature winding or field winding
Field winding

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Single Phase Motors
At starting, the line current of a capacitor start induction motor is ______ the normal full load current.

7 to 8 times
4 to 5 times
8 to 10 times
Equal to

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Single Phase Motors
The purpose of starting winding in a single phase induction motor is to _____

Produce rotating flux in conjunction with main winding
Limit temperature rise of the machine
None of the listed here
Reduce losses

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Single Phase Motors
A capacitor selected for capacitor run motor should be rated for

None of the listed here
Average voltage
Rms voltage
Peak voltage

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