Physics, asked by siddha1000, 8 months ago

A ray of light passes from a medium X to another medium Y. No refractionof light occurs if the ray of light hits the boundary of medium Y at an angle of : a) 120 b) 90 c) 45 d) 0

Answers

Answered by raghuvanshiji
1

Answer:

Explanation:

90 IS THE ANSWER

Answered by Anonymous
5

Answer:

90° is right answer...

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