Ball Bearings.jpg

Ball bearings is a device which consists of a ring of small metal balls

It reduces friction between the surfaces its rolling on

 

It works like

How a ball bearing works

 

  1. Class 8
  2. Chapter 12 Class 8 - Friction

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.