MGVCL Exam Paper (30-07-2021 Shift 2)
A circular loop has its radius increasing at a rate of 2 m/s. The loop is placed perpendicular to a constant magnetic field of 0.1 Wb/m². When the radius of the loop is 2 m, the emf induced in the loop will be

0.8π V
zero
0.4π V
0.2π V

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

current coil, thick wire of few turns
current coil, thin wire of more 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)
The magnitude of the generator earth-fault current is limited by

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

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

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

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