Question

A thin prism of glass is placed in air and water successively. If u = 3/2 and u_ = 4/3, then the
deviation produced by the prism for a small angle of incidence when placed in air and water is
1) 9:8
2) 4:3
3) 3:4
4) 4:1
A certain prism is found to produce a minimum deviation of 380 It produces a deviation of 44° when​

Answer 1

Answer:

3:4 is the answer I think