Question

5.
A block of mass 5 kg initially at rest at the origin is acted on by a force along the
X-positive direction represented by F = (20 + 5x) N. Calculate the work done by
the force during the displacement of the block from x = 0 to x = 4 m.
5 kg, u=0, F = (20 + 5x)N
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Answer 1

Answer:

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