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Electric Circuits

Electric Circuits
Active element of electrical circuit is

 current source.
 both of them.
 voltage source.
 none of above.

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Electric Circuits
The unit of electric field intensity is

 F / m.
 N / Ampere.
 F/ m2.
 N / C.

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

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Electric Circuits
The average value of half wave rectified sinusoidal current waveform, whose maximum value is 1A is

 1 A.
 0.5 A.
 0.637 A.
 0.318 A.

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Electric Circuits
Kirchhoffs laws are valid for

  non-linear circuits only.
  linear circuit only.
  both linear and non-linear circuits.
  passive time invariant circuits.

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Electric Circuits
Which of following is invariably seen in an electroplating plant?

  Rectifier.
  Barrel.
  Carbon brushes.
  Distilled water.

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MORE MCQ ON Electric Circuits

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