Is it possible to transfer energy from a low-temperature reservoir to a high-temperature reservoir?
A)No, this violates the conservation of energy.
B)No, this violates the second law of thermodynamics.
C)Yes, this is what a heat engine does, and it can happen without the engine doing work.
D)Yes, this is what a refrigerator does, and it can happen without the refrigerator doing work.
E)Yes, this is what a refrigerator does, and the refrigerator must do work to make this happen.

Question

Quizplus · Accepted Answer

Transferring energy from a low-temperature reservoir to a high-temperature reservoir is the principle behind refrigeration and heat pumps, which requires work to be done on the system, in accordance with the second law of thermodynamics.

Is It Possible to Transfer Energy from a Low-Temperature Reservoir