Work, Energy and Power

Question: A body of mass 3 kg is under a force, which causes a displacement in it is given by $S = \frac{{{t^3}}}{3}$ (in m). Find the work done by the force in first 2 seconds



1) 2 J
2) 3.8 J
3) 5.2 J
4) 24 J
Solution: Explanation: No Explanation
WEP Work Done by Variable Force

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