MGVCL Exam Paper (30-07-2021 Shift 3)
Two-wattmeter method is used to measure the power taken by a 3-phase induction motor on no load. The wattmeter readings are 400 W and -50 W. Calculate the reactive power taken by the load

350/√3 VAR
450/√3 VAR
350√3 VAR
450√3 VAR

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MGVCL Exam Paper (30-07-2021 Shift 3)
The sites where the capacity factor is ____ are not considered suitable for wind power generation.

greater than 24%
less than 12%
greater than 12%
less than 24%

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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 :

reach remains unaffected due to DC offset
under-reach
over-reach
sometimes under-reach and sometimes over-reach

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