Physics, 02.12.2021 22:30 ohnoitsabby5431

A sodium vapor lamp (λ ~ 6 ´ 10-7 m) radiates 100 w of output uniformly in all directions. At what distance from the lamp will the photons have an average density of 106 m-3 ?.

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A sodium vapor lamp (λ ~ 6 ´ 10-7 m) radiates 100 w of output uniformly in all directions. At what d...

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