A 500 kg sack of flour is liftedvertically at a constant
A 5.00 kg sack of flour is liftedvertically at a constant speed of 4.00 m/s through a height of13.0 m.
(a) How great a force is required?
N
(b) How much work is done on the sack by the lifting force?
J
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a 500 kg sack of flour is liftedvertically at a constant speed of 400 ms through a height of130 ma how great a force is
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