A real engine operates at 75% of the efficiency of a Carnot engine operating between the same two temperature. This real engine has a power output of 100 W and discharge heat into the 27ºC low-temperature reservoir at a rate of 300 J/s. What is the temperature of the high-temperature reservoir?(A) 27ºC(B) 77ºC (C)127ºC (D) 177ºC
A real engine operates at 75% of the efficiency of a Carnot engine operating between the same two temperature. This real engine has a power output of 100 W and discharge heat into the 27ºC low-temperature reservoir at a rate of 300 J/s. What is the temperature of the high-temperature reservoir?
(A) 27ºC
(B) 77ºC
(C)127ºC
(D) 177ºC