Introductory Arc Length Problem - Gum on a Bike Tire (3:44)
How far does a piece of gum stuck to the outside of a 67 cm diameter wheel travel while the wheel rotates through 149°? A conversion from revolutions to degrees is performed.
This is an AP Physics 1 topic.
0:11 Reading, visualizing, and translating the problem
1:22 Solving the problem
1:51 Converting from revolutions to radians
3:09 Measuring our answer