45 An object is placed at a distance of 30 cm from a convex

Last updated: 6/21/2023

45 An object is placed at a distance of 30 cm from a convex lens the magnification produced is 1 which is real and inverted The focal length 2 of lens is 1 30 cm 3 15 cm Ans 2 2 10 cm 4 can t be determined