MGVCL Exam Paper (30-07-2021 Shift 1)
Simultaneous tripping of the circuit breaker at both ends of a transmission line is achieved by

distance protection
overcurrent protection
pilot protection
none of these

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MGVCL Exam Paper (30-07-2021 Shift 1)
As per ___ guidelines, if the ratio of carbon dioxide (CO₂) and carbon monoxide (CO) in dissolved gas analysis is ___, it is predicted that the condition of paper insulation inside the transformer is poor.

IEC-899, more than 11
IEC-899, less than 11
IEC-599, less than 11
IEC-599, more than 11

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MGVCL Exam Paper (30-07-2021 Shift 1)
A grid interactive solar system:

always receives power from the grid
supplies power to as well as receives power from the grid as required
always supplies power to the grid
works only when the grid fails

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