DGVCL Exam Paper (11-12-2011)
Rated making capacity of a ciruit breaker is equal to

1.11 X rated symmetrical breaking capacity
Rated symmetrical breaking capacity
√2 X rated symmetrical breaking capacity
2.55 X rated symmetrical breaking capacity

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DGVCL Exam Paper (11-12-2011)
The motor used in celling fans is

Universal motor
Capacitor start capacitor run motor
Split phase motor
Capacitor start motor

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DGVCL Exam Paper (11-12-2011)
Distribution transformers have good all day efficiency due to

Low voltage
Low copper loss
Low copper as well as iron loss
Low iron loss

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