A length of metal wire has a radius of 5.00 103 m and a resistance of
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A length of metal wire has a radius of 5.00 × 10–3 m and a resistance of 0.100 Ω. When the potential difference across the wire is 15.0 V, the electron drift speed is found to be 3.17 × 10–4 m/s. On the basis of these data, calculate the density of free electrons in the wire.
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Related Book For
College Physics
ISBN: 978-0495113690
7th Edition
Authors: Raymond A. Serway, Jerry S. Faughn, Chris Vuille, Charles A. Bennett
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