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Single Phase Motors

Single Phase Motors
Which of the following motors is used in mixies ?

Hysteresis motor
Repulsion motor
Universal motor
Reluctance motor

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Single Phase Motors
A universal motor operates on

Constant speed and varying load
Approximately constant speed and load
Constant load and varying speed
Synchronous speed with varying load

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Single Phase Motors
For ceiling fans generally the single phase motor used is

Split phase type
Capacitor start and run type
Permanent capacitor type
Capacitor start type

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Single Phase Motors
A motor gets overheated due to

Worn bearings
Dry bearings
All of the listed here
Overloads

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Single Phase Motors
Which of the following motors is used for unity power factor ?

Schrage motor
Hysteresis motor
Universal motor
Reluctance motor

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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
Field winding
Armature winding
Either armature winding or field winding

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