SSC JE Electrical 2019 with solution SET-2
In a 4 pole. 20 kW, 200 V wave wound DC shunt generator, the current in each parallel path will be

25 A
10 A
100 A
50 A

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

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SSC JE Electrical 2019 with solution SET-2
For a three-phase induction motor slip at No Load ÷  slip at Full Load

Always less than one
Always equal to zero
Always less than one
Always equal to one

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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

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

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