Question

you are provided with two convex lenses of same aperture and different thickness. which one of them will be of shorter focal length.

Answer 1

The length of the focal length will be small whose thickness is more than the other..
Hope it helps u..

Answer 2

IF THE THICKNESS OF CONVEX LENS INCREASE THEN THE FOCAL LENGTH DECREASE .

SO, THAT LENS WHICH IS THICK HAVE SHORTER FOCAL LENGTH