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Anni [7]
3 years ago
5

What is index of refraction

Biology
1 answer:
bonufazy [111]3 years ago
6 0

Answer:

In optics, the refractive index of a material is a dimensionless number that describes how fast light travels through the material. It is defined as n={\frac {c}{v}}, where c is the speed of light in vacuum and v is the phase velocity of light in the medium

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