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Chery Chery
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7 years ago
The human eye can just detect green light of wavelength 500 nm if it arrives at the retina at the rate of 2 × 10-18 W. How many photons arrive each second? (c = 3.0 × 108 m/s, h = 6.626 × 10-34 J ∙ s)
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College Physics

College Physics


Edition: 1st
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slicealemonslicealemon
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7 years ago Edited: 2 years ago, bio_man
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