Question #193273

A crane lifts a 1100-kg of steel bars vertically at constant speed. Determine the work done by the crane if the steel bars are raised to a height of 4 m


1
Expert's answer
2021-05-14T09:41:29-0400

W=mgΔh=1100⋅9.81⋅4=43 164 (J)W=mg\Delta h=1100\cdot9.81\cdot4=43\ 164\ (J) . Answer

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