Unrestrained expansion of a gas to a lower pressure
Work Step by Step
There is finite pressure difference between two halves. As valve is opened, there is spontaneous expansion of gas which is the main cause of irreversibility.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.