A) \[\frac{1}{\omega L}\]
B) \[\frac{\omega }{L}\]
C) \[\frac{L}{\omega }\]
D) \[\omega L\]
Correct Answer: D
Solution :
The effective resistance in a purely inductive circuit is given by
\[{{X}_{L}}=\omega L=2\pi fL\]where L is the inductance of the coil.
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