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Posted by on Sunday, March 27, 2011 at 11:13am.

A copper wire has a circular cross section with a radius of 3.75 mm.
If the wire carries a current of 4.00 A, find the drift speed of the electrons in the wire. (Assume the density of charge carriers (electrons) in a copper wire is n = 8.46 *10^28 electrons/m^3.)


  • physics - , Tuesday, February 16, 2016 at 10:44pm


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