Δt = selisih suhu = 10
L = panjang awal = 30
ΔL = pertambahan panjang = 30-30,000038 = 0,000038
α = ΔL/L . Δt = 0,000038 / 30 . 10 = 1,26x10⁻⁷
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Δt = selisih suhu = 10
L = panjang awal = 30
ΔL = pertambahan panjang = 30-30,000038 = 0,000038
α = ΔL/L . Δt = 0,000038 / 30 . 10 = 1,26x10⁻⁷