Heat Engines & PV Diagrams Video Lessons

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Problem: A. What is Wout for the heat engine shown in the figure?B. What is QH for the heat engine shown in the figure?C. What is the thermal efficiency for the heat engine shown in the figure?

FREE Expert Solution

A.

Wout = Area under the PV diagram.

Wout = (1/2)(400 - 200)(200 - 100) 

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Problem Details

A. What is Wout for the heat engine shown in the figure?

B. What is QH for the heat engine shown in the figure?

C. What is the thermal efficiency for the heat engine shown in the figure?

p (kPa) 400 200 114 J V (cm3) 100 200

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