The radii of curvature of two surfaces of a convex lens are R and 2R. If the...
Komal Kohli March 4, 2024
The radii of curvature of two surfaces of a convex lens are R and 2R. If the focal length of this lens is (4/3) R, the refractive index of the material of the lens is :
Ans. the refractive index of the material of the lens is 5225.
