Question

give examples of contact force and definition also​

Answer 1

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

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➽Force are classified in the following two types:-

⭐Contact force.

⭐Non - contact force.

Contact force are force which act only when objects are in physical contact with each other and bring about changes.

Some important contact force are:-

(I) Mascular force.

(ii) Mechanical force.

(iii) Frictional force.

For example :- Lifting a bucket, A elephant carring load, A person pulling a cart ect.