A spherical surface separates air medium for which 1 615 for

Last updated: 6/21/2023

A spherical surface separates air medium for which 1 615 for violet and u 1 600 for red color A paraxial beam parallel to optic axis is incident on the surface as shown The distance between point of convergence for violet and red color is Af air 10cm A Af 0 41 cm B Point of convergence for red is closer to optical centre than that for violet C Point of convergence for violet is closer to optical centre than that for red D Af 0 84 cm