Isothermal change
What Isothermal change means in Physics A-Level, as defined for AQA.
Definitions of Isothermal change
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Reference: AQA
T is fixed so pV is constant, giving a smooth p–V curve.
Follows a curve of the form pV = constant.
Topics that use Isothermal change
- Non-flow processes (A-level only) (AQA A-Level)
- The p–V diagram (A-level only) (AQA A-Level)
Related terms
- Adiabatic change
- Graphical integration and estimation techniques
- Ideal gas equation
- Isochoric
- Isothermal
- p–V diagram
- Sign conventions for expansion and compression
- Work as the area under a p–V graph
Using Isothermal change in the exam
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