Physics, asked by akelehum7, 19 days ago

Question - absolute refractive index of water is 4/3. What is the critical angle?

Request:-
guys pls explain how we got the answer...

Critical angle of water = c = 48°5' = 48.5°

Answers

Answered by nishiniharika678

1

Explanation:

For water refractive index a u w = 4/3

therefore; sin C = 1/ a u w = 3/4

But sin 49° = 3/4

C = 49°

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