Answer to Question #45821 in Electric Circuits for promise

Question #45821
A cirrent flows in a wire of circular cross-section with the free electrons travelling with a mean drift velocity v. If an equal current flows in a wire of the same material but of twice theradius, what is the new mean drift velocity?
v/4
v/2
2v
4v
1
Expert's answer
2014-09-25T02:04:11-0400
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08.09.14, 16:28

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