Question

can anyone please help with this question​

Answer 1

hey mate

here is the solution...

1u3(refractive index of medium 3 w.r.t medium 1)

=sin 30°/sin 60°

=1/2/√3/2

=1/√3

and

3u1(refractive index of medium 1 w.r.t medium 3)=1/1u3

=1/1/√3

=√3(answer)