What the heck is isometric heating?

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SUMMARY

Isometric heating refers to the process where the volume of a gas remains constant while it is heated, leading to an increase in pressure. This concept is often confused with isochore heating, which explicitly requires constant volume. The discussion highlights the importance of understanding Charles' Law, which states that gas pressure increases with temperature when volume is held constant. Additionally, isobaric heating is introduced, where pressure remains constant while the volume changes during heating.

PREREQUISITES
  • Understanding of Charles' Law in thermodynamics
  • Basic knowledge of gas laws and their applications
  • Familiarity with the concepts of isometric and isobaric processes
  • Knowledge of thermal expansion in gases and solids
NEXT STEPS
  • Research the principles of isochoric heating and its applications
  • Study isobaric heating and its implications in engineering
  • Explore real-world examples of gas behavior under varying temperature and pressure conditions
  • Learn about the applications of Charles' Law in scuba diving and other fields
USEFUL FOR

Students of physics, engineers working with thermodynamic systems, and anyone interested in the behavior of gases under different heating conditions.

Mk
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What the heck is isometric heating?
 
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Isometric just means that the volume doesn't change.
 
When you heat something, the volume always changes, the vibrating molecules, thus changing the density.
 
Not necessarily. If a gas is contained in a rigid tank its volume can't change. Heating will cause the pressure to increase instead.
 
The more familiar term is:"isochore heating".It specifies it requires constant volume.While "isometric" can mean the same thing,bu u neet to analyze its origin:"isos"(Ancient Greek):the same;"metric<metron"(Ancient Greek)=to measure.

Daniel.
 
HallsofIvy said:
If a gas is contained in a rigid tank its volume can't change. Heating will cause the pressure to increase instead.

Charles' Law.
Something you learn very early in Scuba class...
Don't store your tanks in the sun.
 
Ooops... I just found out I wanted to know what isobaric heating is, sorry.
 
Mk said:
Ooops... I just found out I wanted to know what isobaric heating is, sorry.

Well,that's something else.It assumes that a gas (actually works with a solid as well) is heated (its temperature is rising) and it dilatates at the same time,while the pressure is kept constant.For a solid it works wonderfully.

Isos-the same;baros-pressure.

Daniel.
 
Isobaric means that the pressure is constant. When it's beeing heatet the volume changes. An exampel of this is a heath resorver with a movable cylinder, hich is being haetet.
 

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