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Electric Circuits

Electric Circuits
Current magnification will occur in which of the following case?

 Series resonance
 Parallel resonance
None of these
 Both

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Electric Circuits
In series R, L circuit power factor can be defined as

 P/S
 R/Z
 Vr/V
All of these

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Electric Circuits
To obtain high efficiency, network is designed with which of the following?

 Low Q factor
 High Q factor
 Unity Q factor
 Zero Q factor

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Electric Circuits
Reactive power drawn by a pure resistor is

 0
 maximum
 minimum
None of these

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Electric Circuits
In active filter which element is absent?

 Resistor.
 Inductor.
 Capacitor.
 Both of above.

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

 88 V.
 100 V.
 70.7 V.
 63.6 V.

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