A beam of light coming from infinity is passing through a

Last updated: 6/8/2023

A beam of light coming from infinity is passing through a biconvex lens having radius of curvature R 20 cm of each surface is focused at a certain distance from lens Find the radius of curvature of emergent wave front from lens lens 1 5 A 10 cm C 1 cm B 5 cm D 20 cm