A heat engine absorbs 470 kj and exhausts 360 kj of heat
A heat engine absorbs 47.0 kJ and exhausts 36.0 kJ of heat each cycle. Calculate its efficiency. What is the work done per cycle?
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a 7800 kg boxcar traveling at 180 ms strikes a second boxcar at rest the two stick together and move off with a speed
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a sky-diver jumps out of a plane and achives terminal velocity before opening his parachuteexplain what is meant by the
a heat engine absorbs 470 kj and exhausts 360 kj of heat each cycle calculate its efficiency what is the work done per
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a refrigerator does 1350 j of work to remove 5400 j of heat from its cold compartement what is the refrigerators
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