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
A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

5/2π
10/2π
1/2 π
20/2π

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SSC JE Electrical 2019 with solution SET-2
While estimating domestic wiring cost, if the length of the PVC conduit required is 62 meters, then what is the length of the cable required?

186 meters
124 meters
62 meters
100 meters

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SSC JE Electrical 2019 with solution SET-2
The work done on or by a unit N-pole in moving once around a closed path is equal to

Reluctance
The product of current and number of turns enclosed by that path
Magnetic flux density
The product of flux and number of turns enclosed by that path

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