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

MGVCL Exam Paper (30-07-2021 Shift 3)
The International boundary 'Radcliffe Line’ lies between India and

China

Pakistan

Afghanistan

Japan

China

Pakistan

Afghanistan

Japan

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MGVCL Exam Paper (30-07-2021 Shift 3)
Which state is the largest producer of wind energy in India?

Tamil Nadu

Madhya Pradesh

Andhra Pradesh

Maharashtra

Tamil Nadu

Madhya Pradesh

Andhra Pradesh

Maharashtra

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MGVCL Exam Paper (30-07-2021 Shift 3)
Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

Flicker

Voltage sag

Voltage distortion

Harmonics

Flicker

Voltage sag

Voltage distortion

Harmonics

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MGVCL Exam Paper (30-07-2021 Shift 3)
A single phase full converter bridge, connected to 230 V, 50 Hz source is feeding a load R =10 Ω in series with a large inductance that makes the load current ripple free. For a firing angle of 450, calculate the rectification efficiency.

50.55%

28.33%

76.66%

63.66%

50.55%

28.33%

76.66%

63.66%

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MGVCL Exam Paper (30-07-2021 Shift 3)
The DC offset in fault current causes conventional over-current (OC) relays to :

sometimes under-reach and sometimes over-reach

under-reach

reach remains unaffected due to DC offset

over-reach

sometimes under-reach and sometimes over-reach

under-reach

reach remains unaffected due to DC offset

over-reach

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MGVCL Exam Paper (30-07-2021 Shift 3)
The maximum value of power factor is and it exists in a pure circuit.

1, resistive

1, inductive

0.866, inductive

0.866, resistive

1, resistive

1, inductive

0.866, inductive

0.866, resistive

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