ws inside a 1-in s =180 W/m2℃ overall boat t

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
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Chapter7: Forced Convection Inside Tubes And Ducts
Section: Chapter Questions
Problem 7.12P
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Air at 2 atm and 200◦C flows inside a 1-in schedule 80 steel pipe with h=65 W/m2 · ◦C. A hot gas with h=180 W/m2 · ◦C flows across the outside ofthe pipe at 400◦C. Calculate the overall heat-transfer coefficient.

10-7 Air at 2 atm and 200°C flows inside a 1-in schedule 80 steel pipe with h=
65 W/m2 • °C. A hot gas with h=180 W/m2 °C flows across the outside of
the pipe at 400°C. Calculate the overall heat-transfer coefficient.
Transcribed Image Text:10-7 Air at 2 atm and 200°C flows inside a 1-in schedule 80 steel pipe with h= 65 W/m2 • °C. A hot gas with h=180 W/m2 °C flows across the outside of the pipe at 400°C. Calculate the overall heat-transfer coefficient.
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