Physics, 06.03.2020 22:36 madisonlee14
The red light from a helium-neon laser has a wavelength of 721.4 nm in air. Find the speed, wavelength, and frequency of helium-neon laser light in air, water, and glass. (The glass has an index of refraction equal to 1.50.)
Answers: 3
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The red light from a helium-neon laser has a wavelength of 721.4 nm in air. Find the speed, waveleng...
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