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Electric Circuits

Electric Circuits
In a capacitor the electric charge is stored in

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

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Electric Circuits
Dependent source of current and voltage are those which have

All of these
 independent of any other network variable.
 output dependent on input.
 unidirectional characteristic.

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Electric Circuits
Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be

 400 N
 160 N
 100 N
 0.02 N

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Electric Circuits
Zinc cadmium and lead coating is generally provided for

  decoration.
  all of above.
  corrosion.
  electrical contacts.

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Electric Circuits
A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of

 each of them decreases.
 copper increases and germanium decreases.
 copper decreases and germanium increases.
 each of them increases.

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Electric Circuits
In series R, L circuit power factor can be defined as

 P/S
 R/Z
All of these
 Vr/V

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MORE MCQ ON Electric Circuits

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