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What is Stefan–Boltzmann law
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a law stating that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature.
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The Stefan-Boltzmann law: The rate of emission of radiant energy per unit area or the power radiated per unit area of a perfect blackbody is directly proportional to the fourth power of its absolute temperature.
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The quantity of radiant energy emitted by a perfect blackbody per unit time per unit surface area of the body is directly proportional to the fourth power of its absolute temperature.
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