Which of the following processes always results in an increase in the energy of a system
A) The system loses heat and does work on the surroundings.
B) The system gains heat and does work on the surroundings.
C) The system loses heat and has work done on it by the surroundings.
D) The system gains heat and has work done on it by the surroundings.
E) None of these is always true.

Question

Quizplus · Accepted Answer

When a system gains heat and has work done on it by the surroundings, the energy of the system increases. The other options may or may not result in an increase in the system's energy, depending on the specific circumstances.

Which of the Following Processes Always Results in an Increase