The distance between the two slits in a young double slit experiment is d and the distance of the screen from the plane of the slit is b,P is a point on the screen directly in front of one of the slits the path difference between the waves arriving between at P from the two slits is
The distance between the two slits in a young double slit experiment is d and the distance of the screen from the plane of the slit is b,P is a point on the screen directly in front of one of the slits the path difference between the waves arriving between at P from the two slits is