A cylindrical rod made of some unknown glass is placed on a

Last updated: 6/13/2023

A cylindrical rod made of some unknown glass is placed on a ruled white paper of a common exercise book If axis of the rod makes an angle with the ruled lines the lines will appear broken and tilted at some angle a as shown in the figure a Explain this appearance of the ruled lines shown b Find refractive index of the glass assuming the rod not to be thick and lines are being observed from a height vertically above the rod a