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Electric Circuits

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

 68.3%
 100%
 63.2%
 90%

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Electric Circuits
The current flowing between electrodes inside a lead acid battery is

 proton current.
 electron current.
 ionization current.
 polarization current.

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Electric Circuits
A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance?

 Ceramic capacitor.
 Both have identical value of capacitor.
  It is impossible to conclude on the basis of information supplied.
 Mica capacitor.

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Electric Circuits
Which of following materials has the least resistivity ?

  Copper.
  Mercury.
  Lead.
  Zinc.

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Electric Circuits
What is I1 in the given circuit?

  1.5 A.
  1 A.
  0.5 A.
  3 A.

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Electric Circuits
Which of the followings is the expression for energy stored in a capacitor?

 Cv.
 C dv / dt.
 C / v.
 (1 / 2) Cv2.

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MORE MCQ ON Electric Circuits

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