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
92.55 pF
62.55 pF
72.55 pF

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MGVCL Exam Paper (30-07-2021 Shift 3)
In a single phase energy meter, the pressure / voltage coil is wound on

the centre limb of the laminated core / the middle limb of the shunt magnet
the edges of the limb on the laminated core
both the limbs of the laminated core with same turns
both the limbs of the laminated core with different turns

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

Reverse power protection
Differential protection
Time graded protection
None of these

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MGVCL Exam Paper (30-07-2021 Shift 3)
Match the following shown in table

A = (iii), B = (ii), C = (i)
A = (ii), B = (i), C = (iii)
A = (iii), B = (i), C = (ii)
A = (ii), B = (iii), C = (i)

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