A certain material used for a wire is 25 m long and has a diameter of 3.0 mm. The wire carries a 2.5A current when a 12- V potential difference is applied between its ends. What is the resistivity of the wire?

A certain material used for a wire is 25 m long and has a diameter of 3.0 mm. The wire carries a 2.5A current when a 12- V potential difference is applied between its ends. What is the resistivity of the wire?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 67PQ

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