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Electric Circuits

Electric Circuits
Which law(s) find application in electrolysis?

 Gausss law.
 Faradays law.
 Coulombs law.
 Ohms law.

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Electric Circuits
If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ?

 None of these.
  1 V.
 0.01 V.
 0.1 V .

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Electric Circuits
The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

 6 Ω.
 4 / 3 Ω.
 3 / 2 Ω.
 3 / 4 Ω.

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Electric Circuits
Which of following capacitors has relatively shorter shelf life?

 Glass.
 Electrolytic.
 Paper.
 both (B) and (C) above.

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Electric Circuits
In series RLC circuit what is the power factor just above the resonance frequency?

 Zero
 Lagging
 Leading
 Unity

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Electric Circuits
Internal heating of a capacitor is usually attributed to

 dielectric charge.
 plate vibration.
 leakage resistance.
 electron movement.

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MORE MCQ ON Electric Circuits

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