Question

A man pushes a lawn mower on a level lawn with a force of 200N it 40% of this force is directed downward how much woek is done by the man in pushing the mower 6.0m
Q. It the man in the above question expended 60 W of power in pushing the mower 6.0m, how much time is spent in pushing the mower this distance?
A. 10 seconds

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