How is displacement 0 in the given sum Share with your friends Share 0 Debalina Deb answered this Dear student, in a complete revolution, the particle starts from A and end at A.so, initial point= final pointnow displacement = shortest distance between initial and final pointhence, for this case,displacement= final point-initial point=0hence, displacement =0 Regards, 0 View Full Answer Tanmayee answered this Dear Student, Displacement is the shortest distance from the intial position to final position. When the intial position and the final position is same, then the displacement will be 0 Tanmayee regards 1