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

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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?

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

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SSC JE Electrical 2019 with solution SET-2
If the connected light load in a house is 3000W and power sub-circuit load 6000W, then what is the total number of sub-circuits required?

6
1
4
3

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SSC JE Electrical 2019 with solution SET-2
Form Factor × Peak Factor =?

Maximum Value/RMS Value
Average Value Maximum Value
RMS Value/Average Value
Maximum Value/Average Value

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