MGVCL Exam Paper (30-07-2021 Shift 1)
Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer?

delta-delta
star-star
star-delta
delta-star

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

always supplies power to the grid
always receives power from the grid
works only when the grid fails
supplies power to as well as receives power from the grid as required

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MGVCL Exam Paper (30-07-2021 Shift 1)
What is the largest thermal power plant in India?

Talcher Super Thermal Power Station
Sasan Ultra Mega Power Plant
Mundra Thermal Power Station
Vindhyachal Thermal Power Station

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

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MGVCL Exam Paper (30-07-2021 Shift 1)
Consider the following two statements and choose the correct answer.
Statement 1: The V-curves of a synchronous motor show relationship between armature current and supply voltage.
Statement 2: The plot of power factor against the field current of synchronous motor is known as inverted V curves.

Statement 1 is TRUE and Statement 2 is FALSE
Both Statement 1 and Statement 2 are FALSE
Statement 1 is FALSE and Statement 2 is TRUE
Both Statement 1 and Statement 2 are TRUE

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