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April 25, 2015

Homework Help: Physics E&M

Posted by Spencer on Tuesday, February 12, 2008 at 11:50am.

A 68.0 g hollow copper cylinder is 90.0 cm long and has an inner diameter of 1.0 cm. The current density along the length of the cylinder is 1.6010^5(A/m^2). What is the current in the cylinder? Ive tried many ways but am not getting the correct answer.

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