Consider wind blowing past a house with 10 windows of 1 m wide each as shown in the following figure. The wind has free stream velocity u. = 2 m/s, kinematic viscosity v = 15 x 10-6 m²/s, thermal conductivity k = 26 x 10-³ W/m-K, and Pr=0.7 Ambient air 1 2 3 4 5 6 7 8 (b) Determine the average heat transfer coefficient over the second window, h₁-2 9 (c) Determine the average heat transfer coefficient over the fourth window, h3-4 1m (a) Does transition to turbulence occur over the windows? If so, where? Assume Rex,c = 5 x 10³ 10

Consider wind blowing past a house with 10 windows of 1 m wide each as shown in the following figure. The wind has free stream velocity u. = 2 m/s, kinematic viscosity v = 15 x 10-6 m²/s, thermal conductivity k = 26 x 10-³ W/m-K, and Pr=0.7 Ambient air 1 2 3 4 5 6 7 8 (b) Determine the average heat transfer coefficient over the second window, h₁-2 9 (c) Determine the average heat transfer coefficient over the fourth window, h3-4 1m (a) Does transition to turbulence occur over the windows? If so, where? Assume Rex,c = 5 x 10³ 10

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 7.38P

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