Two wires have the same resistance and radius. If the wires are made of platinum and copper with resistivities respectively of 11.0 x 10-8 Q.m and 1.70 x 10-8 0 m, determine the ratio of their lengths. Lpt LCu %3D

Two wires have the same resistance and radius. If the wires are made of platinum and copper with resistivities respectively of 11.0 x 10-8 Q.m and 1.70 x 10-8 0 m, determine the ratio of their lengths. Lpt LCu %3D

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter17: Current And Resistance

Section17.6: Electrical Energy And Power

Problem 17.10QQ: The diameter of wire A is greater than the diameter of wire B, but their lengths and resistivities...

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Two wires have the same resistance and radius. If the wires are made of platinum and copper with resistivities
respectively of 11.0 x 10-8 Q.m and 1.70 x 10-8 0 m, determine the ratio of their lengths.
Lpt
LCu
%3D

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