Physics - W.E.P. Question with Solution | TestHub

A block of mass 1 kg is pulled along the curve path ACB by a tangential force as shown in figure. The work done by the frictional force when the block moves from A to B is x Joule then find value of (-x). (Block is pulled very slowly), take $\mathrm{g}={10\mathrm{ms}}^{-2}$.