Volume Thermal Expansion

Δ V = β V_{0} Δ T

Change in volume due to temperature change.

Variables

ΔV

Change in volume

Volume increase

m³

β

Volume expansion coeff

β ≈ 3α

1/K

V₀

Original volume

Initial volume

m³

ΔT

Temperature change

Change in temperature

K

Derivation

For isotropic materials, β ≈ 3α.

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