SSC JE Electrical 2018 with solution SET-1
 On which of the following parameters the eddy current loss occurring in a material does not depend?

The volume of the material
The frequency of variation of flux
Susceptibility
Magnetic flux Density

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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
Vulcanised Indian Rubber
Poly-vinyl Chloride(P.V.C)

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SSC JE Electrical 2018 with solution SET-1
 In a P-N junction, the potential barrier is due to the charges on either side of the junction. These charges are

Minority carriers
Majority carriers
Fixed donor and acceptor ions
Both majority as well as minority carriers

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