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Electric Circuits

Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 b - N - 1.
 N.
 N - 1.
 b - N + 1.

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Electric Circuits
The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the rms value in Amperes.

 0.494 A.
 1.57 A.
 0.741 A.
 1.414 A.

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 7.96 Ω.
 31.84 Ω.
 63.68 Ω.
 15.92 Ω.

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Electric Circuits
Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be

 1:2.
 1:8.
 4:1.
 1:1.

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Electric Circuits
One ampere hour charge is equivalent to

 36000 coulombs.
 36 coulombs.
 360 coulombs.
 3600 coulombs.

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Electric Circuits
The life of a lead acid battery is expected to be

 10 to 15 years.
 2 to 5 years.
 6 months.
 1 year.

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MORE MCQ ON Electric Circuits

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