A fine wire having a diameter of 0.001 in (0.0254 mm) is heated by an electric current

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A fine wire having a diameter of 0.001 in (0.0254 mm) is heated by an electric current and placed horizontally in a chamber containing helium at 3 atm and 10oC. If the surface temperature of the wire is not to exceed 240oC, calculate the electric power to be supplied per unit length.
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Heat Transfer

ISBN: 978-0073529363

10th edition

Authors: Jack Holman

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