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abozer, Research Assistant
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Experience:  B.S. Mechanical Engineering
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1) How much work will be done by a 30-gram bullet ...

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1) How much work will be done by a 30-gram bullet traveling at 200 m/s? 2) How much work is done in raising a 50.0 kg crate a distance of 1.5 m above a storeroom floor? b) what is the change of potential energy as a result of this move? c) how much kinetic energy will the crate have as it falls and hits the floor?
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