Science, asked by insiyahnoble13, 2 months ago

what is refractive index???????? ​

Answers

Answered by Anonymous
2

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 where c is the speed of light in vacuum and v is the phase velocity of light in the medium.

Answered by romandave425
4

Explanation:

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 where c is the speed of light in vacuum and v is the phase velocity of light in the medium.

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