Young s double slit experiment is performed in air central

Last updated: 6/25/2023

Young s double slit experiment is performed in air central maxima is obtained on screen at some position Two slabs are placed in front of two slits S and S The slab placed in front of S is of thickness t and of refractive index 1 6 and the slab placed in front of S is of refractive index 1 4 Find its thickness if position of central maxima remain unchanged on putting two slabs 1 1 5 t 2 1 4 t 3 1 6 t 4 S