Fundamentals of Heat and Mass Transfer
7th Edition
ISBN: 9780470917855
Author: Bergman, Theodore L./
Publisher: John Wiley & Sons Inc
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Chapter 13, Problem 13.85P
Consider a circular furnace that is 0.3 m long and 0.3 in in diameter. The two ends have diffuse, gray surfaces that are maintained at 400 and 500 K with emissivities of 0.4 and 0.5, respectively. The lateral surface is also diffuse and gray with an emissivity of 0.8 and a temperature of 800 K. Determine the net radiative heat transfer from each of the surfaces.
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Consider two very large parallel plates with diffuse,gray surfaces.The top surface is at T = 1000K and has an emissivity of 1. The bottom plate has a temperature of 500K and an emissivity of 0.8.Determine the irradiation and radiosity for the upperplate. What is the radiosity for the lower plate? Whatis the net radiation exchange between the plates perunit area of the plates?
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Chapter 13 Solutions
Fundamentals of Heat and Mass Transfer
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