DGVCL Exam Paper (11-12-2011)
First zone distance relay protects the transmission line section upto

25 % of its full length
Its full length
50 % of its full length
80 % of its full length

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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 breadth factor
To increase the distributuion factor
To reduce the locking tendency of the rotor

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