- #1
Brocoly
- 6
- 0
Homework Statement
A uniform solid sphere, of radius 0.20 m, rolls without slipping 6.0 m down a ramp that is inclined at 28° with the horizontal. What is the angular speed of the sphere at the bottom of the slope if it starts from rest?
Homework Equations
KE=1/2Iw^2
PE=mgh
I don't know what to use for this.
The Attempt at a Solution
Ma = MgSin(28)-Ff[/B]