A long, semi-circular cross-section oven of diamter 30 cm has the curved, upper surt 260 C with the lower, flat surface at 50 C. If the emissivities of both surfaces is 0.75, net rate of heat transfer per unit length perpendicular to the cross-section between th

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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QUESTION 8
A long, semi-circular cross-section oven of diamter 30 cm has the curved, upper surface kept at
260 C with the lower, flat surface at 50 C. If the emissivities of both surfaces is 0.75, what is the
net rate of heat transfer per unit length perpendicular to the cross-section between these surfaces
Transcribed Image Text:QUESTION 8 A long, semi-circular cross-section oven of diamter 30 cm has the curved, upper surface kept at 260 C with the lower, flat surface at 50 C. If the emissivities of both surfaces is 0.75, what is the net rate of heat transfer per unit length perpendicular to the cross-section between these surfaces
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