speed of light in glass is 2×10^8m/s. find the refractive index of the glass
Answers
Answered by
11
Given :-
Speed of light in glass = 2 × 10^8
To Find :-
Refractive index
Solution :-
We know the speed of light in air is 3 × 10^8
Therefore,
Refractive index = Speed of light in glass / speed of light in air
Refractive index = 2 × 10^8/ 3 × 10^8
= 1.5
Answered by
3
=> n = 1.5
hence refractive index n = 1.5
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