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Consider a 10 cm wall made of polyurethane board (k = 0.0260 W/m.K) which is exposed to still air (h = 9.37 W/m2.K) on the inside and outer surface exposed to 24 km/h wind (h = 34 W/m2.K). Determine the overall coefficient of heat transfer in W/m2.K.

Consider a 10 cm wall made of polyurethane board (k = 0.0260 W/m.K) which is exposed to still air (h = 9.37 W/m2.K) on the inside and outer surface exposed to 24 km/h wind (h = 34 W/m2.K). Determine the overall coefficient of heat transfer in W/m2.K.

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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Consider a 10 cm wall made of polyurethane board (k = 0.0260 W/m.K) which is exposed to still air (h = 9.37 W/m2.K) on the inside and outer surface exposed to 24 km/h wind (h = 34 W/m2.K). Determine the overall coefficient of heat transfer in W/m2.K.
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