SSC JE Electrical 2018 with solution SET-1
The ripple factor is

Peak Value/DC Value
RMS value/DC Value
RMS Value/Peak Value
Peak Value/RMS Value

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SSC JE Electrical 2018 with solution SET-1
Which type of insulation covering the conductor used for low voltages?

Cotton and silk Insulation
Paper
Poly-vinyl Chloride(P.V.C)
Vulcanised Indian Rubber

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SSC JE Electrical 2018 with solution SET-1
For Proper Operation of the transistor, its collector should have

Proper Reverse Bias
None of these
Proper Forward Bias
Very small size

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SSC JE Electrical 2018 with solution SET-1
 Determine the reluctance (in Amp-turns/Wb) of a coil, when the flux through the coil is 15 Wb and the produced MMF is 30 Amp-turns

3
4
2
1

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