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A coil has a iductance of 0.7H and is jo...

A coil has a iductance of 0.7H and is joined in series with a resistance of `220 Omega`. When an alternating emf of 220V at 50 cps is applied to it, then the wattless component of the current in the circuit is `(take 0.7 = 2.2)`

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