Question

What is the angular velocity of a car whose tire radius is 0.300 meter when the car travels at a linear speed of 15 m/s?

Answer 1

$ω = \frac{v}{r} \\ v = 15 \; m/s \\ r = 0.3 \; m \\ ω = \frac{15.0}{0.3} = 50 \; rad/s$