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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
A star connected synchronous generator rated at 500 MVA, 50 kV has a reactance of 0.5 pu. Find the ohmic value of the reactance.

1 Ω
2.5 Ω
0.1 Ω
0.25 Ω

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
What are the main challenges that the electric grid faces?

Increase in Energy Demand
Reliability and Power Quality is Declining
All of these
Global rise in temperature

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP