The Physics
Hypertextbook
Opus in profectus

Thermal Expansion

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Summary

Equations of thermal expansion
equation solids
∆ℓ  =  0 α∆T linear expansion
A  =  A0 2α∆T areal (or superficial) expansion
V  =  V0 3α∆T volumetric (or cubical) expansion
equation liquids
V  =  V0 β∆T volumetric (or cubical) expansion
equation gases
PV  =  nRT ideal gas law