What is the current in a wire of radius R 3 49 mm if the magnitude of the current density is given by (a) J Jor R and (b) J Jo(1 r R) in which r is the radial distance and Jo 8 20 x 104 A m (c) Which function maximizes the current density near the wire's surface (a) Number (b) Number (c) Units Uni...

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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