A wire 4.00m long and 6.00mm in diameter has a resistance of 15.0m. A potential difference of

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A wire 4.00m long and 6.00mm in diameter has a resistance of 15.0mΩ. A potential difference of 23.0 V is applied between the ends.

(a) What is the current in the wire?

(b) What is the magnitude of the current density?

(d) Using Table 26-1, identify the material.

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Jan 19, 2011 05:07 AM

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A wire 4.00m long and 6.00mm in diameter has a resistance of 15.0m. A potential difference of

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a i VR 230 V150 10 153 10 A b The crosssectional ...View the full answer

Fundamentals of Physics

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