Physics, 03.02.2020 23:43 corcoranrobert1959
The (kelvin-planck statement of the) second law of thermodynamics reads as follows: it is impossible for an engine working in a cycle to produce no other effect than that of extracting heat from a reservoir and performing an equivalent amount of work. the phrase "in a cycle" does not apply in this situation, so the second law does not forbid heat being converted entirely into work. for this particular problem, is all of the heat energy absorbed by the gas in fact turned into work done on the piston
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The (kelvin-planck statement of the) second law of thermodynamics reads as follows: it is impossibl...
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