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Single Phase Motors

Single Phase Motors
The speed of a universal motor is generally reduced by using

Chains
Brakes
Gear trains
V-belts

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

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

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

Reluctance motor
Hysteresis motor
Schrage motor
Universal motor

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Single Phase Motors
For the same rating, the efficiency of a single phase induction motor is _______ that of 3-phase induction motor.

None of the listed here
The same as
Less than
More than

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

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

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Single Phase Motors
A resistance split phase induction motor is used for ______

Very high inertia loads
High inertia loads
Low inertia loads
None of the listed here

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