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Electric Circuits

Electric Circuits
Which of the following are the passive elements?

 Resistor
 Bulb
 Both
 None of these.

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Electric Circuits
What is the value of charge of an electron?

 1.6022 × 10-19 Coulomb
 1.6022 × 10-7 Coulomb
 1.6022 × 10-27 Coulomb
 1.6022 × 10-8 Coulomb

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Electric Circuits
The average value of half wave rectified sinusoidal current waveform, whose maximum value is 1A is

 0.637 A.
 0.318 A.
 1 A.
 0.5 A.

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Electric Circuits
VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is

 RBY.
 YRB.
 RYB.
 BRY.

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Electric Circuits
Mesh analysis is applicable for

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

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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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