Question

What is external force?

Answer 1

External forces are forces caused by external agent outside of the system.

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Answer 2

Hey, mate here is your answer✌✌》》

External force of any system cannot be determined unless u define that mechanical system clearly.External force is any force that causes change in Mechanical Energy of a system; that is change in kinetic or its potential energy. eg:Normal force, Air resistance, friction etc..

Hope this answer will help you..《《

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