DGVCL Exam Paper (11-12-2011)
If the excitation of a synchronous generator fails, it acts as a

Synchronous motor
Induction generator
Induction motor
Synchronous generator

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DGVCL Exam Paper (11-12-2011)
The purpose of skewing of rotor slots in an induction motor is

To reduce the magnetic hum of the motor
To increase the distributuion factor
To increase the breadth factor
To reduce the locking tendency of the rotor

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