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Single Phase Motors

Single Phase Motors
The capacitor start, capacitor run induction motor acts as a true 2-phase motor at _______

Full load
All loads
Starting
No load

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

Schrage motor
Hysteresis motor
Shaded pole motor
Capacitor run motor

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Single Phase Motors
If a particular application needs high speed and high starting torque, then which of the following motor will bepreferred ?

Universal motor
Capacitor start and run motor
Capacitor start motor
Shaded pole type motor

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Single Phase Motors
Which motor is normally free from mechanical and magnetic vibrations?

Shaded pole motor
Hysteresis motor
Universal motor
Split phase motor

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

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

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Single Phase Motors
Locked rotor current of a shaded pole motor is

several times the full load current
slightly more than full load current
equal to full load current
less than full load current

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