Question
Asked Nov 13, 2019
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A man pushes a lawn mower on a level lawn with a force of 194 N. If 49% of this force is directed forward, how much work is done by the man in pushing the mower 4.9 m?

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Expert Answer

Step 1

Consider a man applied force F on a lawnmower and it displaces by a distance d.

F 194 N
s 4.9 m
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F 194 N s 4.9 m

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Step 2

Find the effective force(Feff) applied in t...

49
F
100
F
efff
49
100 194 N)
-95.06 N
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49 F 100 F efff 49 100 194 N) -95.06 N

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Physics

Work,Power and Energy

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