MGVCL Exam Paper (30-07-2021 Shift 2)
Which one of the following is the largest windfarm located in India?

Talcher
Muppandal
Mundra
Vindhayachal

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MGVCL Exam Paper (30-07-2021 Shift 2)
The voltage applied to a transformer primary is increased keeping V/f constant. With this, the core loss ____ and the magnetizing current (Im) ____

increases, remains constant
increases, increases
remains constant, decreases
decreases, increases

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MGVCL Exam Paper (30-07-2021 Shift 2)
The miniature circuit breaker (MCB) with Class D trip characteristics trips instantaneously when the current flowing through it reaches ____ the rated current.

between 5 to 10 times
between 10 to 20 times
between 2 to 3 times
between 3 to 5 times

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MGVCL Exam Paper (30-07-2021 Shift 2)
Consider a solar PV plant with the following specific conditions: Analysis period: 1 year
Measured average solar irradiation intensity in 1 year: 120 kWh/m²
Generator area of the PV plant: 10 m²
Efficiency factor of the PV modules: 15%
Electrical energy actually exported by plant to grid: 110 kWh
Calculate the performance ratio.

0.5111
0.6111
0.7111
0.8111

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