MGVCL Exam Paper (30-07-2021 Shift 3)
The most commonly used method for the protection of three phase feeder is

Differential protection
Time graded protection
Reverse power protection
None of these

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MGVCL Exam Paper (30-07-2021 Shift 3)
Find the current through the resistor and the capacitor for the current shown in figure The switch is closed at t = O and initial change in the capacitor is zero.

I(t) = 10(1 - e⁵⁰⁰⁰ᵗ) A
I(t) = 5(1 - e⁵⁰⁰⁰ᵗ) A
I(t) = 5e⁵⁰⁰⁰ᵗ A.
I(t) = 10e⁵⁰⁰⁰ᵗ A.

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MGVCL Exam Paper (30-07-2021 Shift 3)
The short circuit current of a solar cell is

inversely proportional to radiation intensity
directly proportional to radiation intensity
constant and not affected by radiation
changes logarithmically with radiation

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MGVCL Exam Paper (30-07-2021 Shift 3)
The sites where the capacity factor is ____ are not considered suitable for wind power generation.

greater than 24%
greater than 12%
less than 12%
less than 24%

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MGVCL Exam Paper (30-07-2021 Shift 3)
In which of the following situations, there is no need to provide directional overcurrent protection.

double end fed, single feeder
single end fed, parallel feeder
ring main
single end fed, single feeder

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