Question

write conditions of total internal reflection​

Answer 1

Answer:

critical angle should be large and different mediums having different refractive index should be there........

Explanation:

hope it will help you ✌️✌️✌️

Answer 2

Explanation:

1.the light must be travelling from a more dense medium into a less dense medium (ie glass to air)

2.the angle of incidence must be greater than the critical angle.