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April 24, 2014

Homework Help: physics

Posted by Sandhya on Sunday, October 12, 2008 at 5:40am.

A coaxial cable has an inside conductor of radius 'a' carrying a current 'I'.The current returns as a uniform current through the outside conductor with a inside radius 'b' and outside radius 'c'.What is the magnetic field at a distance 'r' from the center, for the following cases.
r<a, a<r<b, b<r<c, c<r

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