Question:
A convex lens is made of two different materials having
Last updated: 6/26/2023
A convex lens is made of two different materials having radius of curvature of surface A and surface B as 25 cm and 24 cm respectively The effective focal length of lens is A B H 1 5 O 75 cm 4 75 cm 50 cm O 30 cm Reload H 1 8