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?

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

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SSC JE Electrical 2019 with solution SET-2
_____type of single phase induction motor operates at better power factor at full load?

Resistance Split-phase
Shaded pole
Capacitor-start, Capacitor-run
Capacitor-start, induction-run

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SSC JE Electrical 2019 with solution SET-2
Which of the following lamps is used s a sign or an indicator lamp?

Incandescent lamp
Neon lamp
Halogen lamp
Fluorescent lamp

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SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

Voltage and current are in phase
Voltage lags current by 60°
Can’t be determined
Voltage leads current by 60°

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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

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

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