Electric Circuits
In RLC series circuit, if the voltage across capacitor is greater than voltage across inductor, then power factor of the network is

 lagging.
 unity.
 zero.
 leading.

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Electric Circuits
A pole of driving point impedance is

 zero voltage for a finite value of driving voltage.
 zero current for a finite value of driving current.
 zero voltage for a finite value of driving current.
 zero current for a finite value of driving voltage.

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