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Light Reflection and Refraction
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02/12/2020 3:51 pm
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Define 'refractive index of a transparent medium'. What is its unit? Which has a higher refractive index, glass or water?
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02/12/2020 3:52 pm
The ratio of the speed of light in the free space (c) to the speed of light in given medium (v) is called its refractive index.
n = c/v
It has no unit. Glass has more refractive index than water.