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Single Phase Motors
In a shaded pole motor, the direction of rotation is from
None of the listed here
Main poles to shaded pole
Depends on supply line polarity
Shaded pole to main pole
None of the listed here
Main poles to shaded pole
Depends on supply line polarity
Shaded pole to main pole
Answer
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Related Question
Single Phase Motors
In a hysteresis motor, the rotor must have
None of the listed here
Resistivity
Retentivity
Susceptibility
None of the listed here
Resistivity
Retentivity
Susceptibility
Answer
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Single Phase Motors
Which of the following statements regarding repulsion-start induction motor is incorrect ?
It is not easily reversed
It requires more maintenance of commutator and other mechanical devices
In fractional horse power motors, it has replaced the capacitor motors
It makes quite a bit of noise on starting
It is not easily reversed
It requires more maintenance of commutator and other mechanical devices
In fractional horse power motors, it has replaced the capacitor motors
It makes quite a bit of noise on starting
Answer
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Single Phase Motors
A 2 HP dc series motor will weigh ______2 HP single phase series motor.
About the same as
Less than
More than
None of the listed here
About the same as
Less than
More than
None of the listed here
Answer
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Single Phase Motors
At starting, the line current of a capacitor start induction motor is ______ the normal full load current.
4 to 5 times
8 to 10 times
7 to 8 times
Equal to
4 to 5 times
8 to 10 times
7 to 8 times
Equal to
Answer
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Single Phase Motors
If the capacitor of a single-phase motor is short-circuited
the motor will not start
the motor will run in reverse direction
the motor will run in the same direction at reduced r.p.m.
the motor will run
the motor will not start
the motor will run in reverse direction
the motor will run in the same direction at reduced r.p.m.
the motor will run
Answer
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