ir at 3*10-4 kg/s and 27°C enters a rectangular duct that is 1 m long and 4 mm x 16 mm on the sides. A uniform heat flux of 600 W/m2 is imposed on the duct surface. What is the mean temperature of the duct and the duct surface at the outlet?

ir at 3*10-4 kg/s and 27°C enters a rectangular duct that is 1 m long and 4 mm x 16 mm on the sides. A uniform heat flux of 600 W/m2 is imposed on the duct surface. What is the mean temperature of the duct and the duct surface at the outlet?

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter7: Forced Convection Inside Tubes And Ducts

Section: Chapter Questions

Problem 7.31P

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Air at 3*10^-4 kg/s and 27°C enters a rectangular duct that is 1 m long and 4 mm x 16 mm on the sides. A uniform heat flux of 600 W/m² is imposed on the duct surface. What is the mean temperature of the duct and the duct surface at the outlet?

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