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

16.33 W
3.33 W
21.77 W
30 W

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MGVCL Exam Paper (30-07-2021 Shift 3)
If the velocity of wind is doubled then the power output will

increase by 6 times
reduced to half
doubled
increase by 8 times

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MGVCL Exam Paper (30-07-2021 Shift 3)
Medium voltage covered conductors (MVCC) are produced in voltage rating

between 6.6 kV to 33 kV
beyond 200 kV
less than 3.3 kV
between 132 kV to 200 kV

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MGVCL Exam Paper (30-07-2021 Shift 3)
A conductor having surface density is embedded in a dielectric medium of permittivity. The electric field in the medium is E. If it is known that the pressure p on the conductor surface is equal to the electric energy density in the medium, then p (in SI unit)is given by

σ²/(4π)
σ/(4πε)
σ²/(2πε)
σ²/(2ε)

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