Physics, 16.07.2019 23:00 carolinasantos2

Aheat engine uses thermal energy that flows from a heat source with a temperature of 325 k to a cold sink, which has a temperature of 135 k. what is the efficiency of the heat engine? the answer should have three significant figures

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Aheat engine uses thermal energy that flows from a heat source with a temperature of 325 k to a cold...