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Problem

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Textbook ExpertVerified Tutor
18 Nov 2021

Given information

Given:

Let be the refractive index of liquid 
Refractive index of air
Let the angle of incident (critical angle) be
Angle of refraction 

Step-by-step explanation

Step 1.

Formula:

After applying Snell’s Law
                     

 

Here, all alphabets are in their usual meanings.

 

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