DGVCL Exam Paper (11-12-2011)
Which lightning stroke is most dangerous?

Direct stroke on ground wire
Indirect stroke on conductor
Direct stroke on line conductor
Direct stoke on tower top

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

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

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