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Electric Circuits

Electric Circuits
An equipotential surface is one which has all points at _____________ potential.

 none of them.
 zero.
 different.
 same.

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Electric Circuits
Find the total power absorbed by the resistor in the given circuit.

 24 W.
  6 W.
 30 W.
 12 W.

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Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 3.
 7.
 4.
 6.

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Electric Circuits
The frequency of EMF generated by a generator depends upon its

 number of poles.
 nature of supply.
 both speed and number of poles.
 speed.

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Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 105.
 10 - 4.
 10 - 6.
 107.

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Electric Circuits
A capacitor passes a current of 12.6 mA when supplied with 20 V ac with a frequency of 1000 Hz. The capacitance will be

 0.1 μF.
 0.01 μF.
 0.001 μF.
 1 μF.

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