Tag Archive for: second law

Why We Don’t Discuss Perpetual Motion Machines (PMM)
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Authorship
Authorship Contributions From Anorlunda
Introduction
You may want to believe the article you read, or the video you saw, or you may be very…

How to Determine the Change in Entropy
How do you determine the change in entropy for a closed system that is subjected to an irreversible process?Here are some typical questions we get…

Was the Early Universe in a Disordered State?
No. The second law of thermodynamics says that entropy can only increase, so if the early universe had been in a state of maximum entropy, then the cosmos…

Understanding the Second Law of Thermodynamics Clearly
Introduction
The second law of thermodynamics and the associated concept of entropy have been sources of confusion for thermodynamics students for centuries.…
