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Electric Circuits

Electric Circuits
For symmetrical wave form average value of one full cycle is

 1
 0
 2.22
 1.11

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 voltage.
 current.
 inductance.
 resistance.

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Electric Circuits
What is the real power in AC operation?

 VIcosφ.
 None of these.
 Both option A and B.
 Apperant power × cosφ.

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Electric Circuits
If the measured value of a capacitor is 205.3µF and true value is 201.4µF the percentage relative error is

 25.64%
 1.89%
 1.94%
 39.00%

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Electric Circuits
Power factor can be defined as

 both option B and C.
 ratio of resistance versus impedance.
 cosine of angle between voltage and current.
 sine of voltage and current.

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Electric Circuits
In the network shown, what is the current I in the direction shown?

 5 / 6 A.
 0 A.
 1 / 3 A.
 4 A.

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MORE MCQ ON Electric Circuits

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