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Luminous flux 9W normally falls to the surface area of \u200b\u200b10 cm2, the reflection coefficient is equal to 0.8. What pressure tests at the same this surface?
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- Content type File
- Content description 14,21 kB
- Added to the site 03.04.2020
Additional information
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.
If you have any questions about the solution, write. I try to help.
If you have any questions about the solution, write. I try to help.
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