have 60 Two slabs P Q of transparent mate thickness in ratio

Last updated: 6/14/2023

have 60 Two slabs P Q of transparent mate thickness in ratio 2 5 If a ray of light take same time to move from A to B and B to C then refractive index of Q w r t P will be P Q 12 1 0 4 3 1 4 A B C 2 2 5 4 1 85