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Hypothetical situation in which, for simplification, only some physical aspects are considered in order to further understand or reveal contradictions between the laws governing them.

22 votes
4 answers
5k views

Maxwell's Demon: Why does the entropy of the overall system decrease?

I'm trying to understand the logic behind this famous thought experiment, my confusion is as follows: In the box on the right after the demon has finished his 'work', I understand that side A now has …
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5 votes
1 answer
2k views

Will heat flow by conduction oscillate until thermodynamic equilibrium is reached in a solid...

Consider the following thought experiment with $2$ conducting objects $A$ and $B$, where object $A$ is initially at a much higher temperature than object $B$. The objects are now placed in perfect …
BLAZE's user avatar
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