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Inductance of a coil is 5 mH is connected to AC source of 220 V, 50 Hz. The ratio of AC to DC resistance of the coil is

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Inductance of a coil is 5 mH is connected to AC source of 220 V, 50 Hz. The ratio of AC to DC resistance of the coil is
A. `5Omega`
B. `0Omega`
C. infinity
D. data is incomplete
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1 Answer

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by (86.7k points)
Correct Answer - C
`(X_(ac))/(X_(dc))=(2pifc)/(0)=oo`
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