28 Eor a given lens the magnification was found to be twice

Last updated: 6/24/2023

28 Eor a given lens the magnification was found to be twice as large as when the object was 0 15 m distant from it as when the distance was 0 2 m The focal length of the lens is 1 1 5 m 2 0 20 m 4 0 05 m 3 0 10 m