Exam-style question
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During an adiabatic process, which statement is true?.
- A.No heat is exchanged with the surroundings.
- B.The internal energy of the system remains constant.
- C.Work done is equal to heat added.
- D.The temperature of the system always increases.
Model answer
What a good answer should say
- No heat is exchanged with the surroundings.
Explanation
Why this works
An adiabatic process is characterized by the absence of heat exchange with the surroundings. This means that any change in internal energy is solely due to work done on or by the system.
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