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

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

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DGVCL Exam Paper (11-12-2011)
The corona effect can be minimized by increasing

Both spacing between the conductors and diameter of the conductor
The length of the conductor
Diameter of the conductor
Spacing between the conductors

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

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

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