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Top upcoming JE Electrical and Technician for different Gov. exam- 2

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Most Important MCQ for JE Electrical & Technician

1 / 7

The potential inside a charged hollow sphere is

2 / 7

The mathematical expression for magnetic permeability is

3 / 7

Two coil of self inductance 3H and 5H are connected in series opposite each other. what is the equivalent inductance of the circuit, if the coefficient of coupling between the coil each 0.6?

4 / 7

Calculate the time taken by a series RL circuit having inductance of 0.6H and resistance of 30Ω to reach a steady state value.

5 / 7

The no load current in a transformer is -----

6 / 7

What is the SI unit for magnetic moment?

7 / 7

The admitance of a RC circuit is 0.0024S and the supplied voltage is 10v . What is the total current ?

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