A ball having a mass of 8 kg and initial speed of v1= 0.2 m/s rolls over a 30-mm-long depr...

A ball having a mass of 8 kg and initial speed of v1= 0.2 m/s rolls over a 30-mm-long depression. Assuming that the ball rolls off the edges of contact first A, then B, without slipping, determine its final velocity v2 when it reaches the other side.