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work done by the force

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A 5.0 kg object moving on a horizontal surface has an initial velocity, vi=(5.0i+10.0j) when a force F acts on the object for 3 seconds after which velocity is vf=(10i+30j) m/s.

Determine the work done by the force F on the object.
What is the magnitude of the force F?

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Solution Summary

It finds the magnitude and the work done by the force. The solution is detailed and well presented.

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