Table 17.1 Resistivities and Temperature Coefficients of Resistivity for Various Materials (at 20°C) Temperature Coefficient of Resistivity [('C)-'] Resistivity (N• m) Material Silver 1.59 x 10-8 1.7 x 10-8 3.8 x 10-3 3.9 x 10-3 Copper Gold 2.44 X 10-8 3.4 X 10-3 3.9 x 10-3 4.5 x 10-3 5.0 x 10-3 3.92 x 10 3.9 x 10 Aluminum 2.82 x 10-8 Tungsten 5.6 x 10-8 Iron 10.0 x 10-8 Platinum 11 x 10-8 22 x 10-8 150 x 10-8 3.5 x 10-5 -3 Lead -3 Nichrome" 0.4 x 10-3 -0.5 x 10-3 -48 x 10-3 - 75 x 10-3 Carbon Germanium 0.46 Silicon 640 Glass 1010-1014 Hard rubber =1013 1015 75 x 1016 Sulfur Quartz (fused) *A nickel-chromium alloy commonly used in heating elements.

Table 17.1 Resistivities and Temperature Coefficients of Resistivity for Various Materials (at 20°C) Temperature Coefficient of Resistivity [('C)-'] Resistivity (N• m) Material Silver 1.59 x 10-8 1.7 x 10-8 3.8 x 10-3 3.9 x 10-3 Copper Gold 2.44 X 10-8 3.4 X 10-3 3.9 x 10-3 4.5 x 10-3 5.0 x 10-3 3.92 x 10 3.9 x 10 Aluminum 2.82 x 10-8 Tungsten 5.6 x 10-8 Iron 10.0 x 10-8 Platinum 11 x 10-8 22 x 10-8 150 x 10-8 3.5 x 10-5 -3 Lead -3 Nichrome" 0.4 x 10-3 -0.5 x 10-3 -48 x 10-3 - 75 x 10-3 Carbon Germanium 0.46 Silicon 640 Glass 1010-1014 Hard rubber =1013 1015 75 x 1016 Sulfur Quartz (fused) *A nickel-chromium alloy commonly used in heating elements.

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter27: Current And Resistance

Section: Chapter Questions

Problem 27.73AP

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