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

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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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
Transcribed Image Text: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
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