25. A Carnot engine operates between a hot reservoir at 320 K and a cold reservoir at 260 K. If it absorbs 500 J of heat at the hot reservoir, how much work does it deliver?
(A) 34 J
(B) 57 J
(C) 94 J
(D) 73 J
(E) 109 J
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統計: A(0), B(0), C(1), D(0), E(0) #3384059
統計: A(0), B(0), C(1), D(0), E(0) #3384059