Forest UCM NLM Oscilations
Skate boarder in Half pipe
Consider a frictionless skateboard released from the top of a semi-circle (half pipe) and oriented to fall directly towards the bottom. The semi-circle has a radius
and the skateboard has a mass .Note: because the skateboard is frictionless, its wheels are not going to turn.
Step 1: System
The skateboard of mass
is the system.