When a potential difference of 12 V is applied to a wire 7.2 m long and 0.35 mm in diameter the result is an electric current of 2.1 A. What is the resistivity of the wire?

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asked Jun 21, 2021 144k views

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When a potential difference of 12 V is applied to a wire 7.2 m long and 0.35 mm in diameter the result is an electric current of 2.1 A. What is the resistivity of the wire?

Physics
college

John Simon asked

by John Simon

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Answer:

7.63 x 10^-8ohmm

Step-by-step explanation:

resistivity of the wire = 7.63 x 10^-8ohmm

Mark Romano answered Jun 27, 2021

by Mark Romano

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