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Examveda

Which of the following statements regarding hysteresis motor is in incorrect ?

A. It is extremely sensitive to fluctuations in supply voltage

B. Its high starting torque is due to its high rotor hysteresis loss

C. It is extremely quiet in operation

D. It accelerates from rest to full-speed almost instantaneously

Answer: Option A


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Comments ( 1 )

  1. Ganesh Sharma
    Ganesh Sharma :
    4 years ago

    The device that detects the fault in a power system is ……………

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In a split phase motor

A. the starting winding is connected through a centrifugal switch

B. the running winding is connected through a centrifugal switch

C. both starting and running windings are connected through a centrifugal switch

D. centrifugal switch is used to control supply voltage