Consider a long duct constructed with diffuse, gray walls 1 m wide (a) Determine the net radiation
Question:
Consider a long duct constructed with diffuse, gray walls 1 m wide
(a) Determine the net radiation transfer from surface A1 per unit length of the duct.
(b) Determine the temperature of the insulated surface A3.
(c) What effect would changing the value of ε3 have on your result? After considering your assumptions, comment on whether you expect your results to be exact.
Transcribed Image Text:
- Az. Tz = 700 K, €z - 0.5 A,. Ty = 1000 K, ɛ; = 0.33 A3. Ty , Ez = 0.8
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Related Book For
Fundamentals of Heat and Mass Transfer
ISBN: 978-0471457282
6th Edition
Authors: Incropera, Dewitt, Bergman, Lavine
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