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Light is incident from glass(n=3/2) to water (n=3/4). For which of the following angle of deviation, there will be a unique angle of incidence? sin -1 (2/3) sin - 1 (1/3) sin - 1 (4/9) sin - 1 (5/9)

Light is incident from glass(n=3/2) to water (n=3/4). For which of the following angle of deviation, there will be a unique angle of incidence? 
 
  1. sin-1 (2/3)  
  2. sin-(1/3)
  3. sin-(4/9)
  4. sin-(5/9)

Grade:12th pass

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

There is an error in writing values of ri kindly check the question

Regards
Vikas TU
14149 Points
4 years ago
Dear student 
Question is not clear 
Please attach an image, 
We will happy to  help you 
Good Luck
Cheers

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