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Yonas workneh
Answers (2)
My bad make it 40% and the answer becomes 20270. 8J
Emax(carnot engine)=1-(Tc/Th)=1-(373/973)~0. 617 Actual efficiency is 30%of max efficiency so 30%(0. 617)~0. 185 which means. 18. 5 % effiecient u take that and plug it in the normal effieciency formula for engine which is (Qh-Qc)/Qh we have been given the
