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Electric Circuits

Electric Circuits
In the circuit shown in figure if I1 = 1.5 A, then I2 will be

 1.5 A.
 1 A.
 2 A.
 0.5 A.

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

 0.2 F
 0.5 F
 0.02 F
 0.05 F

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Electric Circuits
Which resistor will be physically larger in size?

 10 Ω, 50 W.
 1 M Ω, 1/2 W.
 1 k Ω, 1 W.
 100 Ω, 10 W.

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Electric Circuits
A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is

 10.
 1.
 0.4.
 0.85.

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Electric Circuits
To obtain a high value of capacitance, the permittivity of dielectric medium should be

 low
 zero
 high
 unity

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Electric Circuits
In a lead acid cell PbSO4 formed during

  charging only.
  both during charging as well as discharging.
  neither during charging nor discharging.
  discharging only.

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MORE MCQ ON Electric Circuits

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