A wire of resistance R is coiled inductively so that its inductance is – McqOptions

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1.	A wire of resistance R is coiled inductively so that its inductance is L. The impedance of the coil at a frequency of f is
A.	(R+2?fL)
B.	R+1/2?fL
C.	(R2+f2L2)
D.	(R2+4?2f2L2)
Answer» E.

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