A 2.0-kg mass falls 400 cm. (a) How much work was done on it by the gravitational
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A 2.0-kg mass falls 400 cm.
(a) How much work was done on it by the gravitational force?
(b) How much PEG did it lose?
(c) Given that work is the transfer of energy, where does that energy end up?
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a Gravity pulls with a force mg on the object and th...View the full answer
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