6 At what distance from a convex lens of focal length 30 cm

Last updated: 6/24/2023

6 At what distance from a convex lens of focal length 30 cm an object should be placed so that the size of image be half of object 30 cm 3 1 30 cm d bad du fui y v deg vei fi fou f und ufafa 3 15 cm 2 60 cm 4 90 cm