andreardm34 andreardm34

17-04-2018
Physics

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An object has an emissivity of 0.725. At temperature T, it radicates heat at a rate of 10 W. What is its rate of heat radiation at temperature 2 T

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icedipping icedipping

17-04-2018

Radiative power scales with the fourth power of temperature, so 160 W.

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