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?

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

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MGVCL Exam Paper (30-07-2021 Shift 1)
A THHN conductor will have 75°C termination on one end and a 60/75°C termination on the other, which ampacity column will be used?

None of these
90°C column
75°C column
60°C column

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MGVCL Exam Paper (30-07-2021 Shift 1)
___ is the rms value of the total current comprising the AC and DC components of the current in the circuit breaker pole at the instant of contact separation.

Symmetrical breaking current
Making current
Asymmetrical breaking current
Symmetrical short circuit current

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

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