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Physics 9 Online
OpenStudy (anonymous):

Sadi Carnot came up with a hypothetical heat engine that was 100 percent efficient. What discovery did Carnot make that helped him recognize how to create this "perfect" heat engine?

OpenStudy (anonymous):

a) friction determined how well a heat engine would work b) the difference in the temperature the hot and the cold reservoirs determined how well a heat engine would work c) no matter what changed all heat engines have efficient d)the temperature is irrelevant

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