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Electric Circuits

Electric Circuits
The form factor of sinusoidal alternating current is

 1.
 0.
 1.15.
 1.11.

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 semi circle.
 straight line.
 circle.
 triangle.

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Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

 63.2%
 68.3%
 100%
 90%

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Electric Circuits
In a capacitor the electric charge is stored in

 metal plates.
 both of (A) and (B).
 dielectric.
 none of above.

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Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 Ohm.
 Either Ohm or Mho.
 No units.
 Mho.

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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

 0.01 μF.
 0.001 μF.
 0.1 μF.
 1 μF.

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MORE MCQ ON Electric Circuits

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