MGVCL Exam Paper (30-07-2021 Shift 1)
In the following question, one part of the sentence may have an error. Find out which part of the sentence has an error and select the option corresponding to it. If the sentence contains no error, Select "No error'' option. (Avoid punctuation errors)

(A) Bubin together with / (B) her parents are coming / (C) to attend the party. / (D) NO ERROR

B
C
D
A

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MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the short time reduction in the rms voltage between 0.1 to 0.9 p.u for a duration of ___

Voltage sag, 0.5 cycle to 1 minute.
Voltage swell, 0.5 cycle to 1 minute.
Voltage swell, greater than 1 minute
Voltage sag, greater than 1 minute

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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 ___

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

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

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
always receives power from the grid

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