The inductance of a coaxial cable with inner radius a and outer radius b, from a distance d, is given by

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1.	The inductance of a coaxial cable with inner radius a and outer radius b, from a distance d, is given by
A.	a)L = μd ln(b/a)/2π
B.	b)L = 2π μd ln(b/a)
C.	c)L = πd/ln(b/a)
D.	d)L = 0
Answer» B. b)L = 2π μd ln(b/a)

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