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A1.60 m tall person lifts a 2.10-kg book from the ground so it is 2.20 m above the ground. what is the potential energy of the book relative to (a) the ground and (b) the top of the person’s head? how is the work done by the person related to the answers in parts (a) and (b)?
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A1.60 m tall person lifts a 2.10-kg book from the ground so it is 2.20 m above the ground. what is t...
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