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Problems within the wall is T(x) = a(L- ) +b where a = 10°C/m2 and b 30°C, what is the thermal con- ductivity of the wall? What is the value of the convec- tion heat transfer coefficient, h? 2.11 Consider steady-state conditions for one-dimensional conduction in a plane wall having a thermal conductiv- ity k 50 W/m K and a thickness L = 0.25 m, with no internal heat generation. 2. T2 T1 L Determine the heat flux and the unknown quantity for each case and sketch the temperature distribution, indi- cating the direction of the heat flux. 2 Case TC) dTldx (K/m) T2(°C) 1 50 -20 2 -30 - 10 3 70 160 4 40 -80 5 30 200

Problems within the wall is T(x) = a(L- ) +b where a = 10°C/m2 and b 30°C, what is the thermal con- ductivity of the wall? What is the value of the convec- tion heat transfer coefficient, h? 2.11 Consider steady-state conditions for one-dimensional conduction in a plane wall having a thermal conductiv- ity k 50 W/m K and a thickness L = 0.25 m, with no internal heat generation. 2. T2 T1 L Determine the heat flux and the unknown quantity for each case and sketch the temperature distribution, indi- cating the direction of the heat flux. 2 Case TC) dTldx (K/m) T2(°C) 1 50 -20 2 -30 - 10 3 70 160 4 40 -80 5 30 200

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Problems within the wall is T(x) = a(L- ) +b where a = 10°C/m2 and b 30°C, what is the thermal con- ductivity of the wall? What is the value of the convec- tion heat transfer coefficient, h? 2.11 Consider steady-state conditions for one-dimensional conduction in a plane wall having a thermal conductiv- ity k 50 W/m K and a thickness L = 0.25 m, with no internal heat generation. 2. T2 T1 L Determine the heat flux and the unknown quantity for each case and sketch the temperature distribution, indi- cating the direction of the heat flux. 2 Case TC) dTldx (K/m) T2(°C) 1 50 -20 2 -30 - 10 3 70 160 4 40 -80 5 30 200
Transcribed Image Text:Problems within the wall is T(x) = a(L- ) +b where a = 10°C/m2 and b 30°C, what is the thermal con- ductivity of the wall? What is the value of the convec- tion heat transfer coefficient, h? 2.11 Consider steady-state conditions for one-dimensional conduction in a plane wall having a thermal conductiv- ity k 50 W/m K and a thickness L = 0.25 m, with no internal heat generation. 2. T2 T1 L Determine the heat flux and the unknown quantity for each case and sketch the temperature distribution, indi- cating the direction of the heat flux. 2 Case TC) dTldx (K/m) T2(°C) 1 50 -20 2 -30 - 10 3 70 160 4 40 -80 5 30 200
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