Programme Code : PGDMCH
Course Code : meg-10
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Year : 2013 Views: 712 Submitted By : Deepa a patil On 24th April, 2013

Do you have solution for this Question. If yes    I aslo want solution.

Q.


B Calculate the rate of heat transfer per unit surface area by radiation between two brick walls a short distance a part when the temperature of the surface are 30 degree Celsius and 15 degree Celsius. The emissivity of brick may be taken as 0.93, and the surface may be assumed to be gray.  


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