SSC JE Electrical 2019 with solution SET-2
IL = Load Current, then the relation between these currents for a DC series generator is

IL = Ise = Ia
IL ÷ Ise = Ia
IL ÷ Ise ÷ Ia
IL = Ise + Ia

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SSC JE Electrical 2019 with solution SET-2
The number of brushes required for a 4 pole, lap wound DC machine is

2
1
4
8

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SSC JE Electrical 2019 with solution SET-2
A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

20/2π
5/2π
1/2 π
10/2π

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