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Single Phase Induction Motors - Interview Questions and Answers

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46. Which of the following single-phase motors is suitable for timing and control purposes ?
A. Reluctance motor
B. Series motor
C. Repulsion motor
D. Universal motor
Explanation:
47. Which of the following motor will give the highest starting torque ?
A. D.C. shunt motor
B. Schrage motor
C. Repulsion start and induction run motor
D. Universal motor
Explanation:
48. A universal motor can run on
A. A.C. only
B. D.C. only
C. either A.C. or D.C.
D. none of the above
Explanation:
49. If a particular application needs high speed and high starting torque, then which of the following motor will be preferred ?
A. Universal motor
B. Shaded pole type motor
C. Capacitor start motor
D. Capacitor start and run motor
Explanation:
50. A single-phase induction motor is
A. inherently self-starting with high torque
B. inherently self-starting with low torque
C. inherently non-self-starting with low torque
D. inherently non-self-starting with high torque
Explanation:
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