31. |
If a single-phase induction motor runs slower than normal, the most likely defect is
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Answer:
Option (a) |
32. |
If starting winding of a single-phase induction motor not connected during starting?
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Answer:
Option (b) |
33. |
__________ motors have two separate rotor windings.
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Answer:
Option (c) |
34. |
A shaded pole motor is Cheaper, Simpler, Extremely Rugged & Reliable because it does not have _________
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Answer:
Option (d) |
35. |
If a D.C. series motor is operated on A.C. supply, it will have
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Answer:
Option (d) |
36. |
The capacitors used in single-phase capacitor motors have no
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Answer:
Option (b) |
37. |
The single-phase induction motor is alway operate at ______________ power factor.
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Answer:
Option (a) |
38. |
When a D.C. series motor is connected to A.C. supply, the power factor will be low because of
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Answer:
Option (c) |
39. |
Which capacitor has a higher value?
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Answer:
Option (a) |
40. |
Which of the following single-phase motor can work on both AC or DC supply?
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Answer:
Option (c) |