The resistance of a copper wire at 20°C is 50 ohms. What will be the resistance in the wire if the temperature rises to 75°C? for Various Materials Material Silver Copper Gold Aluminum Tungsten Iron Platinum Lead Nichromec Carbon Germanium Silicon Glass Hard rubber Sulfur Quartz (fused) Resistivities and Temperature Coefficients of Resistivity Resistivity (2 m) Temperature Coefficient a [(°C)-¹] 1.59 × 10-8 3.8 x 10-3 1.7 X 10-8 3.9 X 10-8 2.44 x 10-8 3.4 x 10-8 2.82 × 10-8 3.9 X 10-3 5.6 X 10-8 4.5 X 10-3 10 × 10-8 5.0 × 10-³ 11 X 10-8 3.92 × 10-³ 22 × 10-8 3.9 × 10-⁹ 1.00 x 10-6 0.4 x 10-⁹ 3.5 x 10-5 -0.5 x 10-3 0.46 -48 × 10-⁹ 2.3 x 10³ -75 X 10-⁹ 101⁰ to 10¹4 -1013 1015 75 x 1016

The resistance of a copper wire at 20°C is 50 ohms. What will be the resistance in the wire if the temperature rises to 75°C? for Various Materials Material Silver Copper Gold Aluminum Tungsten Iron Platinum Lead Nichromec Carbon Germanium Silicon Glass Hard rubber Sulfur Quartz (fused) Resistivities and Temperature Coefficients of Resistivity Resistivity (2 m) Temperature Coefficient a [(°C)-¹] 1.59 × 10-8 3.8 x 10-3 1.7 X 10-8 3.9 X 10-8 2.44 x 10-8 3.4 x 10-8 2.82 × 10-8 3.9 X 10-3 5.6 X 10-8 4.5 X 10-3 10 × 10-8 5.0 × 10-³ 11 X 10-8 3.92 × 10-³ 22 × 10-8 3.9 × 10-⁹ 1.00 x 10-6 0.4 x 10-⁹ 3.5 x 10-5 -0.5 x 10-3 0.46 -48 × 10-⁹ 2.3 x 10³ -75 X 10-⁹ 101⁰ to 10¹4 -1013 1015 75 x 1016

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...

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