Question

A car drives around a curve with a radius of 42 m at a velocity of 24 m/s. What is the centripetal acceleration of the car?


m/s2

Answer 1

Centripetal acceleration a = v^2 / r = (24 m/s)^2 / 42 m = 576 / 42 = 13.7 m/s^2 (directed toward the center of the curve).