MGVCL Exam Paper (30-07-2021 Shift 2)
A 3-phase motor load has a p.f. of 0.397 lagging. The two wattmeter method used to measure power show the input as 30 kW. Find the reading on each wattmeter.

W1 = 5 kW and W2 = 25 kW
W1 = -5 kW and W2 = 35 kW
W1 = 10 kW and W2 = 20 kW
W1 = -10 kW and W2 = 40 kW

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MGVCL Exam Paper (30-07-2021 Shift 2)
In a power network, 400 kV is recorded at a 415 kV bus. A 50 MVAR, 415 kV shunt reactor is connected to the bus. What is the reactive power absorbed by the shunt reactor?

66.45 MVAR
56.45 MVAR
76.45 MVAR
46.45 MVAR

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MGVCL Exam Paper (30-07-2021 Shift 2)
____are long-term (hours-long) voltage sags caused by system overload.

Brownouts
Voltage dips
Voltage surges
Black outs

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MGVCL Exam Paper (30-07-2021 Shift 2)
Replace the underlined phrase 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 HR will give an topic to test the ability of our employees for the new project

will give a topic to test the ability of
The given sentence is correct
will give a topic to testing the ability of
will gives a topic to test the ability of

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MGVCL Exam Paper (30-07-2021 Shift 2)
A three-phase, 12 kV, 50 Hz and 300 kW load is operating at 0.8 pf lag. If the pf is to be improved to unity, using star connected capacitor, the per phase value of the reactive VAR required is:

75 kVAR
100 kVAR
25 kVAR
50 kVAR

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