A mover lifts a 50 lbm box off the ground and places it on a truck (Figure
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A mover lifts a 50 lbm box off the ground and places it on a truck (Figure 1-21). If the floor of the truck is 4 feet off the ground, how much work was required to lift the box?
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Fundamentals Of Chemical Engineering Thermodynamics
ISBN: 9781111580704
1st Edition
Authors: Kevin D. Dahm, Donald P. Visco
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