Question

what do you understand by contact force give example​

Answer 1

Answer:

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A contact force is any force that requires contact to occur. Contact forces are ubiquitous and are responsible for most visible interactions between macroscopic collections of matter. Pushing a car up a hill or kicking a ball across a room are some of the everyday examples where contact forces are at work.

Answer 2

when there is physical contact between the object exerting force and the object on which it is acting is called contact force

example pushing a car as there is physical contact between our hands and car it is called contact force