Answer :

ujalakhan18

Answer:

Yes

Explanation:

Yes it is called the refractive index denoted by n

n=sin<i/sin<r

aabdulsamir

Answer: Yes

Explanation:

Refractive index is a number that describes the speed of light through a material.

n = sin I/ sin r

It has no dimension and it is equal to the velocity of light c of a given wavelength in an empty space divided by its velocity v in a substance.

n = c/v

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