Question: a sphere of metal with emissivity 08880888 is at temperature...

A sphere of metal with emissivity 0.888$0.888$ is at temperature 228.1 ∘C$228.1{}^{\circ }\text{C}$ in an environment with 15.9 ∘C.$15.9{}^{\circ }\text{C}.$ The sphere has a radius 67.0 cm.$67.0\text{ cm}.$.

 

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