Electrical Machines
For high current and low current rating which winding is employed to DC machine?

 Lap winding
 Wave winding
 None of above
 Both lap and wave winding

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Electrical Machines
An alternator is feeding an infinite busbar. Its prime mover is suddenly shutdown. The alternator will

 start working as induction motor.
 continue to work as alternator but the direction of rotation will reverse.
 come to stand still.
 continue to work as synchronous motor with same direction of rotation.

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