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t₁ = 20°C
t₂ = 220°C
Δt = t₂-t₁
Δt = 200°C
α = 1,2×10⁻⁵/°C
у = 3.α
у = 3,6×10⁻⁵/°C
V₀ = 1000 cm³ = 1×10⁻³ m³
Dit = Vt
Jwb =
Vt = V₀.(1+у.Δt)
Vt = 1×10⁻³.(1+3,6×10⁻⁵.200)
Vt = 1×10⁻³.(1+ 7,2×10⁻³)
Vt = 1×10⁻³ + 7,2×10⁻⁶
Vt = 1,0072×10⁻³ m³
Vt = 1007,2 cm³