Two wires A and B of circular cross section are made of the same metal and have

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Two wires A and B of circular cross section are made of the same metal and have equal lengths, but the resistance of wire A is three times greater than that of wire B. What is the ratio of their cross-sectional areas? How do their radii compare?

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Mechanics of Materials

ISBN: 978-0495438076

7th edition

Authors: James M. Gere, Barry J. Goodno

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Question Posted: Apr 16, 2010 04:38 AM

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Two wires A and B of circular cross section are made of the same metal and have

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Mechanics of Materials

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