A B C and Dare points in a vertical line such that AB BC CD

Last updated: 6/5/2023

A B C and Dare points in a vertical line such that AB BC CD If a body falls from rest from A then the times of descend through AB BC and CD are in the ratio A 1 2 3 C 3 1 2 A particle is protected vertically unune B 2 3 1 D 1 2 1 3 2