Question

answer it 4 50 points

Answer 1

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Distinguish between contact and non-contact force :


Contact force is a force which is exerted by the body and there is direct contact between bodies, or objects.
Examples: i)Pushing an object .
ii)If u kick a football.......etc.


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Non contact force Is a force which acts in indirect way, no physical contact between bodies or objects .

Examples : force of gravity, (which confers weight)

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Answer 2

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Non-Contact force:-

☛ Non contact force is a force which on an object without coming physically in contact with.

☛ The most familiar example of a non contact force is weight.

☛ All four interactions are non contact forces.

Contact force:-

☛ A contact force is a force applied to a body by another body.

☛ Examples of contact forces are - Biological force, muscular force

☛Thus a contact force is a force that requires contact to occur.