2 10 cm 4 2 cm 3 1 cm An equiconvex lens of focal length f

Last updated: 6/24/2023

2 10 cm 4 2 cm 3 1 cm An equiconvex lens of focal length f is cut into two equal parts In 1st case it is cut perpendicular to principal axis and in 2nd case it is cut parallel to principal axis Then the focal length of both piece in the two cases will be respectively 1 2f f 11 3 2 2f 2f 4 F