Centripetal Force Requirement Video Tutorial
The Centripetal Force Requirement Video Tutorial explains what is meant by a centripetal force and why a centripetal force is required to sustain a circular motion. Numerous examples, illustrations, demonstrations, and animations assist in the explanations. The video lesson answers the following questions:
- What is meant by “centripetal” force?
- Why does the net force on an object moving in a circle have an inward direction?