Assuming a constant temperature coefficient of resistivity, what is the maximum percent decrease in the resistance of a constantan wire starting at 20.0ºC ?
Assuming a constant temperature coefficient of resistivity, what is the maximum percent decrease in the resistance of a constantan wire starting at 20.0ºC ?
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 49P: A copper wire has a resistance of 0.500 at 20.0°C and an iron wire has a resistance of 0.525 at the...
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Assuming a constant temperature coefficient of resistivity, what is the maximum percent decrease in the resistance of a constantan wire starting at 20.0ºC ?
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