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Physics, 21.04.2021 01:00 mimi14564

A book with a mass of 1.8 kg sits on a bookshelf. If it has a gravitational potential energy of 42 J, how high is the shelf? The acceleration of gravity is
9.8 m/s2

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A book with a mass of 1.8 kg sits on a bookshelf. If it has a gravitational potential energy of 42...
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