" A man pushes a cylindrical drum through a board of length l as shownin figure-5.109.
Channel: Doubtnut
Date: 2020-08-23

" A man pushes a cylindrical drum through a board of length l as shownin figure-5.109. The drum rolls forward on the ground  a distance of `(1)/(2)` There is no slipping at any instant.During the process of pushing the board the distance moved by the man on the ground is :