In an AC circuit L & R conected in a series
Max AC voltage is 220V. If reactance of
the indoctor is Goe & resist

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1. Answer:

   A series LR circuit is connected to an ac source of frequency ω and the inductive reactance is equal to 2R. A capacitance of capacitive reactance equal to R is added in series with L and R. The ratio of the new power factor to the old one is:

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