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2.11 Find the emissivity at 950 K and the solar absorptivity of the diffuse measured spectral emissivity shown in the figure. This will require numerical 1.0 0.83 0.50 0.17 0 0.70 1.90 2.80 3.50 ? ( nm) Answer: ?(950 K) = 0.3248; e(5780 K) ?,(5780 K) = 0.7564.

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