Temperature rise in an electrical wire. (a) A copper wire, 5 mm in diameter and 15 ft long, has a voltage drop of 0.6 volts. Find the maximum temperature in the wire if the ambient air temperature is 25°C and the heat transfer coefficient h is 5.7 Btu/hr.ft². F. (b) Compare the temperature drops across the wire and the surrounding air.
Temperature rise in an electrical wire. (a) A copper wire, 5 mm in diameter and 15 ft long, has a voltage drop of 0.6 volts. Find the maximum temperature in the wire if the ambient air temperature is 25°C and the heat transfer coefficient h is 5.7 Btu/hr.ft². F. (b) Compare the temperature drops across the wire and the surrounding air.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:10A.8. Temperature rise in an electrical wire.
(a) A copper wire, 5 mm in diameter and 15 ft long, has a voltage drop of 0.6 volts. Find the
maximum temperature in the wire if the ambient air temperature is 25°C and the heat transfer
coefficient h is 5.7 Btu/hr.ft². F.
(b) Compare the temperature drops across the wire and the surrounding air.
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