MGVCL Exam Paper (30-07-2021 Shift 3)

MGVCL Exam Paper (30-07-2021 Shift 3)
Arjuna Award is awarded for the excellence in which field?

Literature

Mathematics

Sports

Science

Literature

Mathematics

Sports

Science

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MGVCL Exam Paper (30-07-2021 Shift 3)
A single phase motor connected to 400 V, 50 Hz supply takes 25 A at a power factor of 0.75 lagging. Calculate the capacitance required in parallel with the motor to raise the power factor to 0.95 lagging.

82.55 pF

62.55 pF

72.55 pF

92.55 pF

82.55 pF

62.55 pF

72.55 pF

92.55 pF

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MGVCL Exam Paper (30-07-2021 Shift 3)
A delta-connected balanced three-phase load is supplied from a three phase, 400 V supply. The line current is 20 Aand the power taken by the load is 10 kW. Find the power consumed if the same load is connected in star.

3.33 W

21.77 W

16.33 W

30 W

3.33 W

21.77 W

16.33 W

30 W

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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.

single end fed, parallel feeder

double end fed, single feeder

ring main

single end fed, single feeder

single end fed, parallel feeder

double end fed, single feeder

ring main

single end fed, single feeder

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MGVCL Exam Paper (30-07-2021 Shift 3)
What items should be considered when looking at a site for a new transformer installation?

Site Survey

All of these

Soils Report

Environmental impact

Site Survey

All of these

Soils Report

Environmental impact

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MGVCL Exam Paper (30-07-2021 Shift 3)
A 3 pF capacitor is charged by a constant current of 2 pA for six seconds. The voltage across the capacitor at the end of charging will be

6 V

4 V

2 V

8 V

6 V

4 V

2 V

8 V

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