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Article | REF: BE8007 V2

Applied Thermodynamics Second Law. Entropy

Author: André LALLEMAND

Publication date: January 10, 2016, Review date: May 28, 2021

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2. Intensive and extensive variables. Entropy

Intensive and extensive variables were defined in the article [BE 8 005] . Their difference plays a major role in defining the different types of energy.

2.1 Expression of forms of energy other than thermal energy

During an energy exchange of any typeA between a system and the external environment, the energy can take the general form :

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Intensive and extensive variables. Entropy
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