MGVCL Exam Paper (30-07-2021 Shift 2)
The magnitude of the generator earth-fault current is limited by

inserting the stabilizing resistance in series with the relay
inserting suitable resistance in neutral grounding circuit
controlling field exciter
using higher rating CTs

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MGVCL Exam Paper (30-07-2021 Shift 2)
Which of the following does the term 'feeder automation' include?

substation reactive power control
automatic reclosing
feeder remote point voltage control
All of these

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MGVCL Exam Paper (30-07-2021 Shift 2)
Consider the following statements associated with Buchholz's relays.
Statement 1: Buchholz's relay is a current operated device.
Statement 2 : Buchholz's relay is placed between the transformer tank and the conservator.

Statement 1 is TRUE and Statement 2 is FALSE
Both Statement 1 and Statement 2 are FALSE
Both Statement 1 and Statement 2 are TRUE
Statement 1 is FALSE and Statement 2 is TRUE

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