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Single Phase Motors
Which of the following motors can be used for unity power factor ?
Capacitor run motor
Schrage motor
Hysteresis motor
Shaded pole motor
Capacitor run motor
Schrage motor
Hysteresis motor
Shaded pole motor
Answer
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Related Question
Single Phase Motors
A universal motor can run on
AC only
DC only
Either DC or AC
None of the listed here
AC only
DC only
Either DC or AC
None of the listed here
Answer
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Single Phase Motors
The single phase series motor can operate on
DC only
Both AC and DC
AC only
None of the listed here
DC only
Both AC and DC
AC only
None of the listed here
Answer
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Single Phase Motors
Which of the following statements regarding hysteresis motor is in incorrect ?
It accelerates from rest to full-speed almost instantaneously
Its high starting torque is due to its high rotor hysteresis loss
It is extremely sensitive to fluctuations in supply voltage
It is extremely quiet in operation
It accelerates from rest to full-speed almost instantaneously
Its high starting torque is due to its high rotor hysteresis loss
It is extremely sensitive to fluctuations in supply voltage
It is extremely quiet in operation
Answer
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Single Phase Motors
A scharge motor can run on
Negative slip
Zero slip
Positive slip
All of the listed here
Negative slip
Zero slip
Positive slip
All of the listed here
Answer
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Single Phase Motors
Which motor has unsymmetrical rotor?
Universal motor
Split phase motor
Reluctance motor
Shaded pole motor
Universal motor
Split phase motor
Reluctance motor
Shaded pole motor
Answer
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