A point object O is placed at distance of 20 cm from a

Last updated: 6/14/2023

A point object O is placed at distance of 20 cm from a convex lens of focal length 10 cm as shown in figure At what distance x from the lens should a concave mirror of focal length 20 cm be placed so that final image coincides with the object 10 cm B 20 cm Final image can never coincide with the object in the given conditions A C D 40 cm 0 20cm X