Recent content by rollorcoaster

but is what i have the right answer or did i make a mistake somewhere ?? it doesn't seem like that is high enough for the ball to make it thru the loop

oh ok Fc = mg v^2 = rg ?? then i get 1.97 meters is that right ?

A small diameter (2.00 mm), solid steel ball rolls from rest, without slipping, down a track and into a loop-the-loop of 1.50 meters diameter. Between the starting point on the track and the top of the loop the ball converts 10.0% of its initial mechanical energy into other forms of energy. From...