Question:

2 A ray of light passes normally through a slab u 1 5 of

Last updated: 6/13/2023

2 A ray of light passes normally through a slab u 1 5 of

2 A ray of light passes normally through a slab u 1 5 of thickness 50 mm If speed of light in vacuum be 3 x 10 m s then time taken by the ray to cross the slab will be 1 250 ps 3 250 2 5 ps 4 5