W Suppose that a finned surface is exposed to an environment with a temperature of 26 °C and a convection heat transfer coefficient of 27 m². K The thermal conductivity, perimeter, and cross-sectional area of the fin are 147 W 101 mm, and 5.2 cm2, respectively. The temperature of the fin base is kept constant at 295.3 °C. In practice, recommend what should m. K be the fin length in millimeters that will provide a good compromise between having an economical fin design and a reasonable rate of heat transfer from the fin.

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8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter2: Steady Heat Conduction
Section: Chapter Questions
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Suppose that a finned surface is exposed to an environment with a temperature of 26 °C and a convection heat transfer coefficient of 27
m². K
The thermal conductivity, perimeter,
W
and cross-sectional area of the fin are 147
101 mm, and 5.2 cm², respectively. The temperature of the fin base is kept constant at 295.3 °C. In practice, recommend what should
m. K
be the fin length in millimeters that will provide a good compromise between having an economical fin design and a reasonable rate of heat transfer from the fin.
Transcribed Image Text:W Suppose that a finned surface is exposed to an environment with a temperature of 26 °C and a convection heat transfer coefficient of 27 m². K The thermal conductivity, perimeter, W and cross-sectional area of the fin are 147 101 mm, and 5.2 cm², respectively. The temperature of the fin base is kept constant at 295.3 °C. In practice, recommend what should m. K be the fin length in millimeters that will provide a good compromise between having an economical fin design and a reasonable rate of heat transfer from the fin.
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