Question

pls answer 5 and 6 questions.
is urgent​

Answer 1

Of question 5

Explanation:

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.

I hope it helps u

Answer 2

Hey Here's your answer,

5. Conditions on which Total Internal reflection depends

• Light must travel from denser medium to rarer medium.
• The angle of incidence must be greater than the critical angle for the pair of media

6. angle of deviation depends upon the angle of prism as shown:

• μ = i + e - A