7-120 The local atmospheric pressure in Denver, Colorado (elevation 1610 m), is 83.4 kPa. Air at this pressure and 20°C flows with a velocity of 8 m/s over a 1.5 m X 6 m flat plate whose temperature is 140°C. Determine the rate of heat trans- fer from the plate if the air flows parallel to the (a) 6-m-long side and (b) the 1.5 m side.

7-120 The local atmospheric pressure in Denver, Colorado (elevation 1610 m), is 83.4 kPa. Air at this pressure and 20°C flows with a velocity of 8 m/s over a 1.5 m X 6 m flat plate whose temperature is 140°C. Determine the rate of heat trans- fer from the plate if the air flows parallel to the (a) 6-m-long side and (b) the 1.5 m side.

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 7.22P

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