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Task 40634.
Through the plate of transparent material thickness 4.2 cm passes half of the incident light flux on it. Determine the natural rate of absorption of the substance. The scattering of light in the plate neglected; assume that 10% of the incident energy is reflected at the surface of the plate.
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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