actheorian5118 actheorian5118 29-04-2024 Physics Answered Radii of curvature of a converging lens are in the ratio 1:2. Its focal length is 6cm and refractive index is 1.5. Then its radii of curvature are _________ respectively.O 9cm and 18cmO 3cm and 6cmO 4.5cm and 9cmO 6cm and 12cm