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Electric Circuits

Electric Circuits
In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor?

 lagging
 zero
 unity
 leading

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Electric Circuits
In which braking back emf exceeds supply voltage?

  Regenerative.
  Plugging.
  Dynamic.
  None of these.

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Electric Circuits
Cascade connection of two port networks is analyzed through

 Z parameters.
 Y parameters.
 h parameters.
 ABCD parameters.

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

 63.6 V.
 70.7 V.
 88 V.
 100 V.

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Electric Circuits
By which of the following elements transients will not occur?

 L
 C
 R
All of these

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Electric Circuits
The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is

 14.14A.
 30A.
 22.4A.
 17.3A .

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