A crane raises a 150 n weight to a height of 2.0 m in in 5.0 s. the crane does work at a rate of
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Weight is 150n
Height is 2m
Time is 5s
Work done = Force (weight of object) * Height moved by object
= 150 * 2
= 300J
Rate of work = Work done / Time taken
= 300 / 5
= 60J/s
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