Question

what is refractice index of air​

Answer 1

Some typical refractive indices for yellow light (wavelength equal to 589 nanometres [10−9 metre]) are the following: air, 1.0003; water, 1.333; crown glass, 1.517; dense flint glass, 1.655; and diamond, 2.417..

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Answer 2

Answer:

it is the ratio of velocity of light of a specified wavelength in air to its velocity in the examined substance.

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