Engineering, 13.09.2019 22:30 odboy345

The surface of a 15-cm-diameter sphere is maintained at a temperature of 85°c. if the sphere is enclosed in a large room at 20°c, determine the heat transfer from the sphere. assume that the convective heat-transfer coefficient is 29 w/m k and the sphere's emissivity is 0.45.

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The surface of a 15-cm-diameter sphere is maintained at a temperature of 85°c. if the sphere is encl...