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= 8000 cm x 0,000017/°C x 50°C
= 6,8 cm
jadikan yang terbaik yaa
ΔL = Pertambahan panjang
α = Koefisien Muai benda
L1 = Panjang awal
ΔT = perubahan suhu(T2 - T1)
ΔT= T2 - T1
=50°C
ΔL= 0,000017 * 80 * 50
= 1,7*10⁻⁵ * 80 * 50
=1,36*10⁻³ * 50
=6,8*10⁻²