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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.5 F
 0.02 F
 0.05 F
 0.2 F

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Electric Circuits
In an AC circuit, containing pure inductance, the voltage applied is 120 V, 50 Hz while the current is 10 A. Find the value of inductance.

 38 mH.
 35 mH.
 30 mH.
 34 mH.

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Electric Circuits
Kirchhoff's second law is based on law of conservation of

 energy.
 momentum.
 mass.
 charge.

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Electric Circuits
The energy stored by a capacitor is given by

 Q2 / 2C.
 1/2 CV2.
 1/2 QV.
 all of them.

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 2R/3.
 R.
 3R/2.
 R/2.

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Electric Circuits
Conductance of any conductor is expressed as

  volt2 / watt.
  mho.
  ampere / watt.
  watt / ampere2.

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