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Electric Circuits

Electric Circuits
The current in the resistor R shown in figure will be

 0.4 A.
 0.6 A.
 0.2 A.
 0.8 A.

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Electric Circuits
Mesh analysis is applicable for

 both planar and non planar networks.
 neither planar and non planar networks..
 planar networks.
 non planar networks.

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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

 0.85.
 0.4.
 1.
 10.

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Electric Circuits
Consider the following circuit. What is the value of i ?

  5 A.
 12 A.
 6 A.
 - 5 A.

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Electric Circuits
The power dissipated in a pure capacitor is

 both (B) and (C) above.
 proportional to the value of capacitance.
 proportional to applied voltage.
 zero.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 5 times smaller than before.
 25 times larger than before.
 5 times greater than before.
 10 times greater than before.

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MORE MCQ ON Electric Circuits

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