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November 28, 2014

Homework Help: thermal physics

Posted by sweety on Wednesday, April 1, 2009 at 8:18pm.

A sphere of radius 0.583 m, temperature 39.4C, and emissivity 0.983 is located in an environment of temperature 85.1C. At what rate does the sphere (a) emit and (b) absorb thermal radiation? (c) What is the sphere's net rate of energy exchange?

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