Physics, 22.03.2021 17:30 zamyapritchard5

The uniform intensity of radiation upon a heat shield is 1600 W/m2 . The heat shield is in the form of an infinite black sheet, and the surroundings are at 0 K. Find: (a) the intensity of radiation emitted into the surroundings by the heat shield in equilibrium, (b) the equilibrium temperature of the heat shield, (c) the intensity of radiation emitted by a heat shield with reflectivity R

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