MGVCL Exam Paper (30-07-2021 Shift 2)
In a single phase energy meter, the shunt electromagnet is energized by a ____of ____

current coil, thin wire of more turns
current coil, thick wire of few turns
pressure coil, thick wire of few turns
pressure coil, thin wire of more turns

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MGVCL Exam Paper (30-07-2021 Shift 2)
In the context of smart meters, the term 'SMETS' stand for

Smart Monitoring Equipment Technical Specifications
Smart Metering Equipment Technical Specifications
Standard Monitoring Equipment Technical Specifications
Standard Metering Equipment Technical Specifications

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MGVCL Exam Paper (30-07-2021 Shift 2)
____are long-term (hours-long) voltage sags caused by system overload.

Brownouts
Voltage surges
Voltage dips
Black outs

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MGVCL Exam Paper (30-07-2021 Shift 2)
In a short circuit test on circuit breaker, time to reach the peak re-striking voltage is 50 µs with the peak restriking voltage of 100 kV. Determine average RRRV (Rate of rise re-striking voltage)?

4 x 10⁶ kV/sec
3 x 10⁶ kV/sec
1 x 10⁶ kV/sec
2 x 10⁶ kV/sec

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