Posted by Stefan on Saturday, December 4, 2010 at 12:05am.
The work out of the heat engine is 530-310 = 220 J per cycle and its efficiency is 220/530 = 41.5%
If the Carnot engine is 1/0.55 times higher than 41.5%, that would be 75.5%
The Tlow/Thi ratio of a Carnot engine with 74.5% effiency would have to be
1 - Tlow/Thi = 0.745
Tlow/Thi = 0.255
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