MGVCL Exam Paper (30-07-2021 Shift 1)
A new generation of smart meters is known as ____

SMETS2
SMETS4
SMETS3
SMETS1

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MGVCL Exam Paper (30-07-2021 Shift 1)
Case 1: The PV connected to the DC bus was injecting 20 kW of power constituting of 1 kW of loss
Case 2: The same PV is connected to the AC bus constituting to 1.5 kW loss. Find out the change in efficiency from Case 1 to Case 2?

5% increase
5% decrease
2.5% increase
2.5% decrease

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MGVCL Exam Paper (30-07-2021 Shift 1)
In a single phase energy meter, the series electromagnet is energized by a ___ of ___

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

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

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