February 23, 2017

Homework Help: thermal physics

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

A sphere of radius 0.583 m, temperature 39.4°C, and emissivity 0.983 is located in an environment of temperature 85.1°C. 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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