Question

what is contact force and non contact force

Answer 1

Contact Force - The forces which are exerted on bodies through direct contact are called contact forces. For Example, Tension Force, Normal Reaction Force, etc.

Non Contact Force - The forces which are exerted on bodies without being physically touched are called non contact forces. For example, Gravitational Force, Magnetic Force, etc.

Answer 2

Contact force :- Any force which requires to be in direct contact to be applied is called contact force.
Example :- Muscular force (Pushing of car) .
Non - contact force :- Any force which does not require any contact to be applied is called non-contact force.
Example :- Gravitational force (Apple falling from tree). AnsWeR