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In an LCR series combination, R=400`Omega` L=100mH and `C=1muF`. This combination is connected to a `25sin2000t` volt source. Find power factor

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In an LCR series combination, R=400`Omega` L=100mH and `C=1muF`. This combination is connected to a `25sin2000t` volt source. Find power factor
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Power factor of the circuit,
`Costheta=R/Z=400/500=0.8`
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