How much work is done on the sack by the lifting force

Reference no: EM13558734

A 5.00kg sack of flour is lifted vertically at a constantspeed of 3.50m/s through a height of 15.0m.

a) How great a force is required?

b) How much work is done on the sack by the lifting force? What becomes of this work?

Reference no: EM13558734

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