MGVCL Exam Paper (30-07-2021 Shift 1)
The normal percentage bias setting of differential relay used for transformer protection will be

between 50% and 75%
above 75%
below 10%
between 10% and 50%

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MGVCL Exam Paper (30-07-2021 Shift 1)
An RC series circuit with R = 150 Ω and C = 2 μF is excited by a DC source of 15 V by closing the switch at t = 0 with an initially uncharged capacitor. The initial and final voltages across the capacitor respectively are

0 V, 10 V
10 V, 15 V
0 V, 15 V
15 V, 10 V

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

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MGVCL Exam Paper (30-07-2021 Shift 1)
Replace the underlined phrase in braket grammatically and conceptually with the help of the given options. If the given sentence is correct then select the option 'The given sentence is correct'.

The new client had to pay money to initiates a account and activate their service

The given sentence is correct
had to pay money to initiate a
had to pay money to initiate an
have to pay money to initiate an

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