46. A Carnot engine is operating at its theoretical maximum efficiency of 60%. If the waste heat has
a temperature of 38 °C, what is the temperature of the boiler?
(A) 94 °C
(B) 225 °C
(C) 350 °C
(D) 504 °C
(E) 775 °C
答案:登入後查看
統計: A(2), B(3), C(0), D(22), E(2) #3101797
統計: A(2), B(3), C(0), D(22), E(2) #3101797