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Electrical Machines

Electrical Machines
DC machine windings are

None of these
 full pitched
 either of these
 short pitched

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Electrical Machines
High inrush of current during a starting of DC motor can efficiently be restricted to a safer value by increasing the _________________ resistance.

 shunt field
 armature circuit
 none of above
 both A and B

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Electrical Machines
A 3 - φ induction motor can also be referred to as a

  repulsion motor.
  asynchronous motor.
  shunt motor.
  transformer.

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Electrical Machines
In salient pole synchronous machine, maximum power occurs at a load angle of

 0°
 90°
 less than 90°
 Greater than 90°

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Electrical Machines
A 4 pole 50 Hz induction motor is running at 1470 rpm. What is the slip value?

 0.04
 0.2
 0.02
 0.4

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Electrical Machines
An ideal DC generated is one that has _____________ voltage regulation.

 low.
  zero.
 positive.
 negative.

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MORE MCQ ON Electrical Machines

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