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Electric Circuits

Electric Circuits
In a capacitor the electric charge is stored in

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

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.01C and 5W.
 0.1C, 10MW.
 0.1C, 100MW.
 0.01C, 10MW.

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Electric Circuits
If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be

 100 V, 50 Hz.
 50√2 V, 100 Hz.
 100√2 V, 100 Hz.
 100 V, 100 Hz.

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Electric Circuits
Which variety of copper has the best mechanical strength ?

  Annealed copper.
  Soft copper.
  Cast copper.
  Hard drawn copper.

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Electric Circuits
In a series resonant circuit impedance is

 minimum.
 none of these.
 zero.
 maximum.

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Electric Circuits
The voltage across the 1 Ω resistor between the nodes A and B of the network shown in the given figure is

 3 V.
 1 V.
 4 V.
 2 V.

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MORE MCQ ON Electric Circuits

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