Is the 'Semicircle' in the PV Diagram Actually a Semi Ellipse?

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SUMMARY

The discussion confirms that the term "semicircle" used in the context of a P-V diagram is inaccurately described, as the shape in question is actually a semi-ellipse. Participants agree that the curve is quadratic, exhibiting vertical characteristics at points A and B. This clarification is essential for accurate interpretation of thermodynamic processes represented in P-V diagrams.

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issacnewton
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Hi

I have question about the problem statement, I am posting it here. The problem statement says "semicircle" in a P-V diagram. But it seems to be a semi ellipse. Is that the sloppy
statement in the problem ?
 

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hi IssacNewton! :wink:

yes you're right, it's a semi-ellipse :smile:

i suppose they're trying to say that it's quadratic, and the curve is vertical at A and B :rolleyes:
 
Thanks tiny-tim. Happy belated new year
 

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