What is meant by uniform circular motion? Give two examples of uniform circular motion.
When an object is experiencing uniform circular motion, it is traveling in a circular path at a constant speed. If r is the radius of the path, and we define the period, T, as the time it takes to make a complete circle, then the speed is given by the circumference over the period.
1. Twirling an object tied to a rope in a horizontal circle.
2. Revolution of earth
3. Hands of clock