7 In figure ABC is the cross section of a right angled and

Last updated: 6/14/2023

7 In figure ABC is the cross section of a right angled and ACDE is the cross section of a glass slab The value of 0 so that light incident normally on the face AB does not cross the face AC is given sin 3 5 37 A E gas bau ghint Outenique et posizo brad mus odi mo 1 0 37 O B 0 n 6 5 C D 2 0 37