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The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.
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Physics, 22.06.2019 05:30
What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?
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Protons can be accelerated to speeds near the speed of light in particle accelerators. Calculate the...
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