A copper wire and an iron wire with the same length and diameter carry the same current

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A copper wire and an iron wire with the same length and diameter carry the same current I.

(a) Find the ratio of the potential drops across these wires.

(b) In which wire is the electric field greater?

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Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

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Question Posted: Jul 23, 2011 06:42 AM

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A copper wire and an iron wire with the same length and diameter carry the same current

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Fundamentals of Ethics for Scientists and Engineers

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