Science, asked by siyamalachinnathambi, 6 hours ago

what is refractive index

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Answered by thakurrishu458

0

Answer:

the ratio of the velocity of light in a vacuum to its velocity in a specified medium

Explanation:

please make me brainlist please it is important

Answered by banibandanagmailcom

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It is a value calculated from the ratio of the speed of light in a vacuum to that in a second medium of greater density.

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