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Calculate the force exerted by a machine that does 4800 J of work over a distance of 22.5 m?
Answers: 3
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In which scenario is the least amount of work done on a crate? a force of 120 n moves it 25 m. a force of 115 n moves it 26 m. a force of 130 n moves it 22 m. a force of 125 n moves it 27 m.
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Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.
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At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
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If you divide a speed in miles per minute by 60, you get the same speed expressed in miles
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Calculate the force exerted by a machine that does 4800 J of work over a distance of 22.5 m?...
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