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(a) Using the data in Table 18.1, compute the resistance

(a) Using the data in Table 18.1, compute the resistance of a copper wire 3 mm (0.12...

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(a) Using the data in Table 18.1, compute the resistance of a copper wire 3 mm (0.12 in.) in diameter and 2 m (78.7 in.) long.

(b) What would be the current flow if the potential drop across the ends of the wire is 0.05 V?

(d) What is the magnitude of the electric field across the ends of thewire?

Transcribed Image Text:

Electrical Conductivity |(2-m)-| Metal 6.8 x 107 6.0 x 107 4.3 x 107 3.8 x 107 1.6 x 10 1.0 x 10' 0.94 x 107 0.6 x 10 0.2 x 107 Silver Copper Gold Aluminum Brass (70Cu-30Zn) Iron Platinum Plain carbon steel Stainless steel

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Fundamentals of Materials Science and Engineering An Integrated Approach

ISBN: 978-1118061602

4th Edition

Authors: David G. Rethwisch

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Question Posted: Jul 05, 2011 01:42 AM

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