A resistor of 500\Omega, an induced of 0.5H are in series with an a.c. which is given by V=100\sqrt2sin(100t).The power factor of the combination is

KCET 2012 Physics Solved Paper

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A resistor of 500Ω, an induced of 0.5H are in series with an a.c. which is given by V=100√2sin(100t).The power factor of the combination is

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