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Old 03-05-2012, 01:23 PM
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raaaid raaaid is offline
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whats the internal energy difference for 5 ยบ
around 2000 J/kg in the best case

around 5000 j/kg in the worst case


U variation=Q-W
2000=Q-100


Q=2100


eficiency=w/q=100/2100=4.7% eficiency
in the worst case: 100/5100=2%

maximum eficiency for carnot?


1-cold focus/hot focus=1.3%
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