MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

Symmetrical breaking current
Symmetrical short circuit current
Asymmetrical breaking current
Making current

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MGVCL Exam Paper (30-07-2021 Shift 1)
Insulation Power Factor testing on an oil-filled transformer is not helpful in determining ___

Turns ratio values
Whether the oil test indicates moisture
Condition of paper insulation (change in watts losses)
Movement of the windings (change in capacitance)

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