MGVCL EXAM PAPER (30-07-2021 SHIFT 3) QUIZ

A 1000 kVA ONAN cooled transformer has a load of 500 kVA throughout the day except for a period of 2 hours. What is the permissible overload for a duration of two hours. Assume the permissible load kVA as a fraction of rated kVA is 1.43.

1050 kVA

700 kVA

715 kVA

1430 kVA

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Determine the ohmic value of the current limiting reactor per phase external to a 40 MVA, 15 kV, 50 Hz, three phase synchronous generator which can limit the current on short circuit of 6 times the full load current. The reactance of the synchronous generator is 0.06 pu.

0.4 Ω

0.2 Ω

0.8 Ω

0.6 Ω

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YOUR ANSWER : ?

Which state is the largest producer of wind energy in India?

Madhya Pradesh

Tamil Nadu

Maharashtra

Andhra Pradesh

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If the power supplied by current source shown in figure is double of that supplied by the voltage source, then the value of 'R' is

5 Ω

2.5 Ω

7.5 Ω

3.33 Ω

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YOUR ANSWER : ?

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.

30 W

3.33 W

21.77 W

16.33 W

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YOUR ANSWER : ?

Choose the word which expresses nearly the opposite meaning of the given word "DILIGENT "

Careful

Busy

Active

Lasy

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Arunachal Pradesh does not share its borders with which one of the following nations?

Bangladesh

China

Myanmar

Bhutan

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The most commonly used method for the protection of three phase feeder is

Reverse power protection

Time graded protection

None of these

Differential protection

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વિષમ' ની સંધી છૂટી પાડો. - કયો વિકલ્પ સાચો છે?

વી + સમ

વીસ + અમ

વિ + સમ

વિસ્ + અમ

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YOUR ANSWER : ?

In which of the following situations, there is no need to provide directional overcurrent protection.

ring main

single end fed, parallel feeder

single end fed, single feeder

double end fed, single feeder

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