Homework Statement
An 7.80-cm-diameter, 400 g solid sphere is released from rest at the top of a 1.70-m-long, 20.0 degree incline. It rolls, without slipping, to the bottom
Homework Equations
I=2/5 Mr^2
K = 1/2 m*v^2
Kroll = 1/2 Iw2
mgh=K+Kroll
The Attempt at a Solution
Using the above energy...