【Daily Question】Theoretical Foundation 2019.1.18
Thread Content
Multiple-choice question: The water in the container is evaporated at a constant temperature by applying work to it through a stirrer. From the perspective of the effects of the energy transfer process on the system and its surroundings, this evaporation process is ( ) A. a constant-pressure process B. a reversible process C. an irreversible process D. a process in which stirring work increases the energy of water molecules causing them to emerge above the surface. Answer: C
D. The process in which stirring work increases the energy of water molecules, causing them to overflow the surface