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Center Temperature: Electric Current Passed through a Wire

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An electric current of 200 A is passed through a stainless steel wire having a radius of 0.001268 m. The length of the wire L is 0.91 m and has a resistance of 0.126 ohms. The outer surface temperature Ts is held at 422.1 K. The average conductivity is k=22.5 W/m*K. What is the center temperature?

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The center temperature of a wire is calculated given conductivity and resistance. A full solution is shown in an attached Word document.

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An electric current of 200 A is passed through a stainless steel wire having a radius of 0.001268 m. The length of the wire L is 0.91m and has a resistance of 0.126 ohms. The outer surface temperature Ts is held ...

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