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OpenStudy (anonymous):
determine the quantity of work done when a crane lifts a 100-n block from 2m above the ground to 6m above the ground. A.100j B.200j C.400j D.600j
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OpenStudy (anonymous):
\[W=F_{||}\Delta d\] In order to lift the 100 N block, the crane needs to exert a force of 100 N. The block is lifted a distance of 6 m - 2 m = 4 m. Using the formula above, what do you get?
OpenStudy (anonymous):
The answer is C. 100x4 equals 400
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