A2L Item 192

• Description: Identify the graphical representation of an isobaric compression process.
• Goal: Link representations
• Source: UMPERG-ctqpe196
• Keywords: Thermodynamics, Graphing

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The question for students:

A vertical cylinder with a movable cap is cooled. The process corresponding to this is

1. C-B
2. A-B
3. A-C
4. C-A
5. is not shown

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Commentary for teachers:

Answer

(4) Interpreting process diagrams is a very important skill for students. good followup questions include; Is work done during this process? … by or on the gas? How does the temperature at A compare to that at C? How much heat was extracted during this process?

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