A resistance of 40 ohms reaches a pressure source of 220v, and if its temperature rises to 120°,then the thermal coefficient a is 0.003,calculate its resistance after the temperature rises and the amount current change

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
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ISBN:9781337399128
Author:Russell E. Smith
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Chapter10: Contactors, Relays, And Overloads
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A resistance of 40 ohms reaches a pressure source of 220v, and if its
temperature rises to 120°,then the thermal coefficient a is 0.003.calculate its
resistance after the temperature rises and the amount current change
Transcribed Image Text:A resistance of 40 ohms reaches a pressure source of 220v, and if its temperature rises to 120°,then the thermal coefficient a is 0.003.calculate its resistance after the temperature rises and the amount current change
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