The surface in Prob. 12122 receives solar radiation at a rate of 470 W/m 2 . Determine
Question:
The surface in Prob. 12–122 receives solar radiation at a rate of 470 W/m2. Determine the solar absorptivity of the surface and the rate of absorption of solar radiation.
Data from problem 122
The spectral absorptivity of an opaque surface is as shown on the graph. Determine the absorptivity of the surface for radiation emitted by a source at
(a) 1000 K
(b) 3000 K.
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Related Book For
Heat And Mass Transfer Fundamentals And Applications
ISBN: 9780073398181
5th Edition
Authors: Yunus Cengel, Afshin Ghajar
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