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How much work is done when a hoist lifts a 200kg rock to a height of 3 meters?
Wiki User
∙ 9y ago
W=Fd
F=mg=(200kg)(9.8m/s2)=1960kgm/s2=1960N
W=(1960N)(3m)=5880Nm
Wiki User
∙ 9y ago
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420,000 j
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