Two wires have the same resistance and radius. If the wires are made of tungsten and copper with resistivities respectively of 5.60 x 10-8 0. m and 1.70 x 10-8 Q - m, determine the ratio of their lengths. Lw Lou

Two wires have the same resistance and radius. If the wires are made of tungsten and copper with resistivities respectively of 5.60 x 10-8 0. m and 1.70 x 10-8 Q - m, determine the ratio of their lengths. Lw Lou

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 89CP: Consider a resistor made from a hollow cylinder of carbon as shown below. The inner radius of the...

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Question

Two wires have the same resistance and radius. If the wires are made of
tungsten and copper with resistivities respectively of 5.60 x 10-8 0. m and
1.70 x 10-8 Q - m, determine the ratio of their lengths.
Lw
Lou

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