A small but measurable current of 1.2 x 10-10 A exists in a copper wire whose diameter
Question:
A small but measurable current of 1.2 x 10-10 A exists in a copper wire whose diameter is 2.5 mm. The number of charge carriers per unit volume is 8.49 x 1028 m-3.Assuming the current is uniform, calculate the
(a) Current density and
(b) Electron drifts speed.
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a The magnitude of the current densi...View the full answer
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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