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Textbook Expert
Textbook ExpertVerified Tutor
18 Nov 2021

Given information

Given:

Refractive index,

Total internal reflection occurs at = 45˚

Step-by-step explanation

Step 1.

Formula :

Snell’s law:

Where,

is refractive index of material 1

is refractive index of material 2

angle of incidence

angle of refraction

 

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