Physics, asked by ananta76, 1 year ago

what do you mean by absolute R.I?

ankitrathor50: number indicating the speed of light in a given medium as either the ratio of the speed of light in a vacuum to that in the given medium

Answers

Answered by jojo45

It's the ratio between the The Speed of light in vacuum by the Speed of light in any medium.

absolute R I = c/v
c= Speed of light in vacuum.
v= Speed of light in any medium.

Answered by vaniya277

A number of indicating the speed of light in a given medium as either the ratio of the speed of light in a vacuum to that in a given medium or the ratio of the speed of light in a specified medium to that in the given medium

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