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Single Phase Induction Motors - Interview Questions and Answers

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11. 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
Explanation:
12. The rotor developed by a single-phase motor at starting is
A. more than i.he rated torque
B. rated torque
C. less than the rated torque
D. zero
Explanation:
13. Which of the following motor will give relatively high starting torque ?
A. Capacitor start motor
B. Capacitor run motor
C. Split phase motor
D. Shaded pole motor
Explanation:
14. Which of the following motors is inherently self starting ?
A. Split motor
B. Shaded-pole motor
C. Reluctance motor
D. None of these
Explanation:
15. Short-circuiter is used in
A. repulsion induction motor
B. repulsion motor
C. repulsion start induction run motor
D. none of the above
Explanation:
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