A car starts running in a circular track and completes one revolution in 20 s . If the average speed for one complete revolution is 2π m/s, find the radius of the circular track?
A cyclist moving on a circular track of radius 100 m completes one revolution in 6 minutes. The average speed and average velocity in one full revolution respectively are given by
a person moving in a circular track of radius 50m completes one revolution in 4 minutes . find average speed and velocity .