Examples of isothermal processes in everyday life

In summary, the conversation discusses various thermodynamic processes, including adiabatic, isobaric, isochoric, and isothermal. While the first three are commonly observed in everyday life, the conditions for a process to be isothermal are often artificial and difficult to replicate. However, there are examples of thermal processes that can be approximated as isothermal, such as phase changes like boiling or freezing of water. The conversation ends with the confirmation that phase change is indeed an isothermal and isobaric process.
  • #1
saunderson
62
1
Hi,

Adiabatic, iosbaric and isochoric processes are good approximations for a lot of thermodynamic phenomena in every day life.

But the conditions for a process to be isothermal are so artificial that i have grave difficulties to fudge a story.

Are there any examples of thermal processes in everyday life that can be approximated as isothermal (maybe there are isothermal changes of state in the atmosphere, universe etc?).

i'm looking forward to your answers...

with best regards
 
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  • #2
You are isothermal. :smile:
 
  • #3
Phase changes, such as boiling or freezing of water, are isothermal.
 
  • #4
Yes phase change is an isothermal and isobaric process
 
  • #5
,



Hello,

Thank you for your question. Isothermal processes are indeed not as common in everyday life as adiabatic, isobaric, and isochoric processes. However, there are still some examples that can be approximated as isothermal.

One example is the process of boiling water on a stove. As the water reaches its boiling point, the temperature remains constant even as energy is being added to the system. This is because the energy is being used to convert the water from a liquid to a gas, rather than increasing its temperature. This can be considered an isothermal process.

Another example is the expansion of a gas in a balloon. As the gas expands, it does work on the surrounding atmosphere, causing it to cool down. However, if the expansion is slow enough and the balloon is well-insulated, the temperature of the gas inside may remain constant, making it an isothermal process.

In the atmosphere, there are also some processes that can be approximated as isothermal. For example, the formation of clouds can be considered an isothermal process as water vapor condenses into liquid droplets at a constant temperature.

In the universe, the expansion of the universe can also be considered an isothermal process. As the universe expands, the temperature remains constant, but the density and pressure decrease.

I hope this helps answer your question. If you have any further inquiries, please let me know.

Best regards,
 

Related to Examples of isothermal processes in everyday life

1. What is an isothermal process?

An isothermal process is a thermodynamic process in which the temperature remains constant throughout. This means that the heat added to or removed from the system is balanced by an equal amount of work done by or on the system.

2. How is an isothermal process different from an adiabatic process?

In an isothermal process, the temperature remains constant while the pressure and volume of the system can change. In an adiabatic process, no heat is exchanged between the system and its surroundings, but the temperature, pressure, and volume can all change.

3. What are some examples of isothermal processes in everyday life?

Examples of isothermal processes in everyday life include the expansion of a gas in a cylinder with a movable piston, the melting of ice cubes in a glass of water, and the heating of a pot of water on a stovetop.

4. How is an isothermal process represented on a thermodynamic graph?

An isothermal process is represented by a horizontal line on a thermodynamic graph, as the temperature remains constant throughout the process.

5. Why are isothermal processes important in thermodynamics?

Isothermal processes are important in thermodynamics because they allow us to analyze and understand the behavior of systems at a constant temperature. They also have practical applications in refrigeration and heat engines.

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