Q No 19 If magnitude of dispersive power of two lens are 0

Last updated: 6/25/2023

Q No 19 If magnitude of dispersive power of two lens are 0 024 and 0 036 then focal length be for aberration free combination 1 2 3 30 cm 40 cm 30 cm 45 cm 10 cm 30 cm 20 cm 35 cm Correct Answer 2 Status unattempted