3. Determine the thermal coefficient of resistance of copper at 50°C, then use this value to determine the resistance of copper wire at 170°F if the resistance of this copper wire at 50°C is 50 N. The thermal coefficient of resistance of copper at 0°C is 0.004264/C°.
3. Determine the thermal coefficient of resistance of copper at 50°C, then use this value to determine the resistance of copper wire at 170°F if the resistance of this copper wire at 50°C is 50 N. The thermal coefficient of resistance of copper at 0°C is 0.004264/C°.
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter12: Electronic Control Devices
Section: Chapter Questions
Problem 14RQ
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