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9 June, 18:49

Explain thermodynamics?

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  1. 9 June, 19:09
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    Let's start with the most basic thing that is to clarify what thermodynamics is.

    Thermodynamics is in charge of studying heat transfers, the capacity of a system to produce work and how energy is converted. Systems that contain particles are studied in this area, rather than systems that contain atoms or molecules.

    Now these systems are those that are part of the universe, such as a gas.

    There are laws of thermodynamics to explain all this, and they are not theoretical studies but rather studies based on experiences that are directly associated with the aforementioned systems in a state of equilibrium.

    These laws are:

    Zero principle of thermodynamics: It establishes that when two bodies are in thermal equilibrium with a third one, they are in thermal equilibrium with each other. First principle of thermodynamics: It establishes the relationship between work and the transferred heat that is exchanged in a system through internal energy. Second principle of thermodynamics: It states that not all heat can be transformed into mechanical work, although all mechanical work can be transformed into heat. Third principle of thermodynamics: It is the least important of the laws. It is related to the etropy of a substance that is null, and details its behavior when it approaches absolute zero.
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