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[" 3) "300V],[" A coil has an inductance...

[" 3) "300V],[" A coil has an inductance of "0.7H" and is "],[" joined in series with a resistance of "220Omega" ."],[" When an alternating e.m."of220V" at "50],[" c.p.s.is applied to it,then the wattless "],[" component of the current in the circuit is "],[" 1) "5" ampere "]

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