Задача 50014.

Find the value of the solar constant, i.e. the amount of radiant energy sent by the Sun every minute through an area of \u200b\u200b1 cm ^ 2, which is perpendicular to the sun´s rays at the same distance from it as the Earth.

A detailed solution with a brief note of the condition, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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