Question
A toy train is on a track which has a circumference of 10 meters. The train takes 20 seconds to complete one revolution around the
track.what is it's average speed? average velocity?
track.what is it's average speed? average velocity?
Answers
Henry
r = d/t = 10 m / 20 s = 0.5 m/s.
V = 1 rev / 20 s = .05 rev/s = 0.314 rad/s.
V = 1 rev / 20 s = .05 rev/s = 0.314 rad/s.