- #1
mawalker
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Homework Statement
A car tire is 65.0 cm in diameter. The car is traveling at a speed of 20.0 m/s .
What is the tire's rotation frequency, in rpm?
What is the speed of a point at the top edge of the tire?
What is the speed of a point at the bottom edge of the tire?
Homework Equations
i've looked through my book and I'm not even sure what equations to use here.
The Attempt at a Solution
i tried taking 65(20^2) to get rpm and came up with 26000