- #1
deathcap00
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Homework Statement
A rock is wedged into the treads of a 15 in radius tire. The car to which it is attached is driving down the road at 70mph.
What’s the angular acceleration of the rock?
Homework Equations
ar=- [tex]\omega[/tex]02r
The Attempt at a Solution
Not sure where to begin really, how does the car's speed influence the angular acceleration of the rock? What are the basic steps to take to set this problem up?