Physics, asked by pinkydevi3238, 1 year ago

The refractive index of water is 4/3 and that of glass is 5/3. The critical angle for a ray of l8ght entering water from glass will be

Answers

Answered by Anonymous

21

critical angle = sin^ -1 ( refractive index of water/ refractive index of glass)
= sin^-1( 4/5)
=53 degree

Answered by QHM

10

Explanation:

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