SSC JE Electrical 2019 with solution SET-2
In the two-wattmeter method of three-phase power measurement of a balanced load, if the reading of one meter is −200W, then the power factor of the load is

Equal to 0.5
Greater than 0.5
Equal to zero
Less than 0.5

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SSC JE Electrical 2019 with solution SET-2
Four types of power plants have been given out of which three are alike in some manner and one is different. Select the odd one?

Hydro-electric power plant
Solar power plant
Thermal power plant
Nuclear power plant

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SSC JE Electrical 2019 with solution SET-2
____ Lamps are used to light up sports stadiums?

Incandescent lamps
Fluorescent lamps
Sodium vapor lamps
LED lamps

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