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Power factor in a series R-L-C resonant ...

Power factor in a series R-L-C resonant circuit is

A

equal to 1

B

less than 1

C

greater than 1

D

none of these

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The correct Answer is:
A
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NIKITA PUBLICATION-ELECTROMAGNETIC INDUCTION-MCQs
  1. In series resonant circuit, at resonance,

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  2. In series LCR circuit at resonance,

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  3. Power factor in a series R-L-C resonant circuit is

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  4. At resonance series/parallel resonant circuit acts as purely

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  5. In resonant circuit, at resonant frequency

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  6. Resonant frequency is given by (for a series L-C-R circuit)

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  7. Resonance curve of a resonant circuit is graphical representation betw...

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  8. In resonant circuits, at resonance, the phase difference between curre...

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  9. In series resonant circuit, at resonance the phase difference between ...

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  10. Voltage magnification factor of a series resonance circuit is

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  11. The ratio of voltage across inductor/condenser to the voltage across r...

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  12. The voltage across inductor and condenser at resonance is

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  13. In an AC circuit resistance, inductance and capacitance are connected ...

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  14. In LCR series AC circuit, the current

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  15. Power delivered by an ac source of angular frequency omega(0) to an LC...

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  16. The phase difference between the current and voltage of LCR circuit in...

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  17. A series LCR circuit containing a resistance of 120 ohm has angular re...

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  18. In parallel resonant circuit, at resonance

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  19. In parallel resonant circuit, the current through condenser leads the ...

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  20. With increase in frequency of ac supply the impedance of the parallel ...

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