Question

Mention the conditions for the total internal reflection of light ray​

Answer 1

Answer:

the light must be travelling from a more dense medium into a less dense medium (ie glass to air) the angle of incidence must be greater than the critical angle.

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Answer 2

Answer:

The light must be traveling from a more dense medium into la less dense medium (ie. glass to air) the angle of incidence must be greater than the critical angle.