In an experiment to find focal length of a convex lens by

Last updated: 6/24/2023

In an experiment to find focal length of a convex lens by displacement method magnification obtained are 2 and respectively for two positions of lens separated by distance d 30 cm Focal length of lens is 2 14 A 10 cm B 20 cm C 30 cm D 40 cm 15 Distance between two pins to locate positions of object and image is A 60 cm B 90 cm C 120 cm 16 object pin and lens when magnification m 2 is obtained is B 20 cm C 30 cm D 40 cm Distance between A 10 cm D 150 cm