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Results tagged with entropy
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user 154966
An important extensive property of all systems in thermodynamics, statistical mechanics, and information theory, quantifying their disorder (randomness), i.e., our lack of information about them. It characterizes the degree to which the energy of the system is *not* available to do useful work.
4
votes
Why is it logical that entropy being extensive suggests that underlying particles are indist...
The first question is: Why should entropy be extensive? … There might be interesting philosophical discussions about it but, from a practical point of view, if entropy isn't extensive, statistical physics is very boring. …
- 688
2
votes
Confusion regarding temperature and entropy
The entropy (from the perspective of statistical mechanics - the number of microstates) is always well-defined (since is fundamentally combinatoric and does not depend on a given configuration of the …
- 688
1
vote
What is wrong with this definition of ordered state?
There is another perspective about order/disorder.
Imagine that you have $10^{100}$ unbiased coins. What are the differences between a sequence (I used the word sequence because I care about the order …
- 688