A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper

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A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper wire (diameter = 0.0400 in.). Calculate

(a) The current,

(b) The magnitude of the current density,

(d) The rate at which thermal energy will appear in the wire.

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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 potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper

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a The current is V V V 120 V00400 i R pLA 4pL ...View the full answer

Fundamentals of Physics

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