Recent content by gaudsmack

The answer... the answer to the question is option D... but the thing is that i don't know how

1. 1. A point moving along the x-direction starts from rest at x=0 and comes to rest at x=1 after 1 second. Its acceleration at any point is denoted by β. Which of the following is not correct ? a. β must change sign during the motion. b. |β|≥4 units at some or all points during the motion c...