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Electric Circuits

Electric Circuits
A branch of a network is said to be passive when it contains

 current source.
 voltage source.
 voltmeter.
 battery.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 Nil.
 20 times.
 200 times.
 60 times.

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Electric Circuits
Which material has extremely large resistance?

 Conductor
None of these
 Semiconductor
 Insulator

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Electric Circuits
In the figure given, the value of R is

 12 Ω.
 10 Ω.
 18 Ω.
 24 Ω.

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Electric Circuits
A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be

 13.7 Ω.
 9.6 Ω.
 11.3 Ω.
 27.4 Ω.

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Electric Circuits
If the peak value of a sine wave is 100 V, then its RMS value will be

 100 V.
 88 V.
 70.7 V.
 63.6 V.

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MORE MCQ ON Electric Circuits

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