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?

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

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SSC JE Electrical 2019 with solution SET-2
Lower efficiency, lower power factor, are the features of which of the following motors?

Single-phase induction motor
Three-phase synchronous motor
Three-phase induction motor
DC shunt motor

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SSC JE Electrical 2019 with solution SET-2
Which of the following comes under the category of single-phase commutator motors?

Resistance start motor
Capacitor start motor
Shaded pole motor
Universal motor

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

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SSC JE Electrical 2019 with solution SET-2
The names of the four materials have been given, select the one which has the least resistivity at 20°C?

Silver
Glass
Nichrome
Iron

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