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
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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.
absolute R I = c/v
c= Speed of light in vacuum.
v= Speed of light in any medium.
Answered by
1
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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