An object is sliding from top of a ball to the ground. This object starts from rest and slides without friction. At what height will the object get apart from the ball's surface if the radius of the ball is r meters?
(In reply to Nails?
by Sir Percivale)
Yes it definently would. But in this case the ball is considered to be nailed in to the ground to make it easier to calculate it..
Posted by atheron
on 2006-08-03 13:19:10