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Electric Circuits

Electric Circuits
Common impurity in battery electrolyte is

 lead sulfate.
 iron.
 dust.
 sodium chloride.

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Electric Circuits
A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor?

 30 V.
 50 V.
 20 V.
 60 V.

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Electric Circuits
For Norton’s equivalent circuit

 Voc = Req /Isc.
 Isc = Voc / Req.
 Voc = Isc / Req.
 Isc = Voc Req.

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Electric Circuits
In RLC parallel circuit circuit current through inductor is more than current through capacitor. Then what is the power factor of the circuit?

 leading
 lagging
 unity
 zero

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Electric Circuits
Resistor stores the energy in the form of

 magnetic field.
 both A and B.
 electrical field.
None of these

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 resistance.
 current.
 voltage.
 inductance.

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MORE MCQ ON Electric Circuits

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