Contact forces | Non-contact forces |
(i) These are forces which need a physical touch on the object to act upon it. | These are forces which do not need a physical contact to act on an object. |
(ii) These may or may not be natural forces. | These are natural forces |
(iii) They can not work from a distance. | They can work from a distance as well. |
(iv) Its various types are applied force, normal force, tansion frictional force, | its various types are magnetic force electrostatic force,gravitational force, |
(v) Examples player kiicking a ball game of tug of war rolling ball stops itself horse pulling a cart etc, | Examples: magnet attracting iron nails, mango falling from tree, charged plastic ruler attracts bits of dry - paper etc. |