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July 24, 2014

Homework Help: Physics

Posted by Melissa on Sunday, June 19, 2011 at 9:40pm.

In one cycle a heat engine absorbs 450 J from a high-temperature reservoir and expels 290 J to a low-temperature reservoir. If the efficiency of this engine is 57% of the efficiency of a Carnot engine, what is the ratio of the low temperature to the high temperature in the Carnot engine?

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