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State and Path Variables, Functions

Irreversible ...

Question

Irreversible work done ona n ideal gas in a cylinder when it is compresed bya constant external pressure(Pex) and the volume of the gas changes from Vi to Vf

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Solution

Change ion volume, âˆ†V = V_f-V_i
Irreversible work done = W
So, W = -P_exâˆ†V

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