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.

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

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MGVCL Exam Paper (30-07-2021 Shift 1)
What is the largest thermal power plant in India?

Talcher Super Thermal Power Station
Mundra Thermal Power Station
Vindhyachal Thermal Power Station
Sasan Ultra Mega Power Plant

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MGVCL Exam Paper (30-07-2021 Shift 1)
A single phase motor connected to 400 V, 50 Hz supply takes 30 A at a power factor of 0.7 lagging. Calculate the capacitance required in parallel with the motor to raise the power factor to 0.9 lagging.

69.5 μF
79.5 μF
99.5 μF
89.5 μF

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MGVCL Exam Paper (30-07-2021 Shift 1)
For protection of inter-turn fault in transformer, the relays preferred are

Overcurrent relay and differential relay
Buchholz's relay and differential relay
Buchholz's relay, overcurrent relay and differential relay
Overcurrent relay and Buchholz's relay

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

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

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