Please solve for work done by friction force A 3.0-kg block is dragged over a rough...

Question

Question

Please solve for work done by friction force
A 3.0-kg block is dragged over a rough horizontal

Answer 1

Answer #1

work done by all forces = change in kinetic energy

16cos(37) *5 - W = 0.5*3*(6^2 - 4^2)

W = 33.89 J

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Answer 2

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