Задача 50018.

Pressure monochromatic light with a wavelength of 600 nm on a black surface disposed perpendicularly incident rays is 0.1 uPa. Determine the number of photons incident per 1 with the surface area of \u200b\u200b1 cm ^?

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.

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