Question

what is difference contact and non contact force... please help me to write in my exam please ​

Answer 1

Explanation:

A non-contact force is a force which acts on an object without coming physically in contact with it. ... In contrast a contact force is a force applied to a body by another body that is in contact with it.

Answer 2

Contact forces Non-contact forces
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.
These may or may not be natural forces. These are natural forces
They can not work from a distance. They can work from a distance as well.
Its various types are applied force, normal force, tension frictional force its various types are magnetic force electrostatic force,gravitational force
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.