A two wires, one of Copper and the other of Nickel, if the resistance of the first is (12.7 0), and the second is (11.6 Q) at room temperature, at what temperature are their resistances equal? Note that the temperature coefficient of resistivity of Copper is (0.0039 C-1), and for Nickel it is equal to (0.006 C-1).

A two wires, one of Copper and the other of Nickel, if the resistance of the first is (12.7 0), and the second is (11.6 Q) at room temperature, at what temperature are their resistances equal? Note that the temperature coefficient of resistivity of Copper is (0.0039 C-1), and for Nickel it is equal to (0.006 C-1).

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 23PQ: A copper wire that is 2.00 mm in radius with density 8.94 g/cm3 has a current of 8.00 A. The molar...

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