D. 2,6 x 10⁻³ m
Panjang awal, Lo = 100 cm
koefisien muai panjang, α = 2,6 x 10⁻⁵/°C
Perubahan suhu, ∆T = 115° - 15° = 100°C
Pertambahan panjang
∆L = Lo.α.∆T
∆L = 100 x 2,6 x 10⁻⁵ x 100
∆L = 2,6 x 10⁻¹ cm
∆L = 2,6 x 10⁻³ meter
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D. 2,6 x 10⁻³ m
Panjang awal, Lo = 100 cm
koefisien muai panjang, α = 2,6 x 10⁻⁵/°C
Perubahan suhu, ∆T = 115° - 15° = 100°C
Pertambahan panjang
∆L = Lo.α.∆T
∆L = 100 x 2,6 x 10⁻⁵ x 100
∆L = 2,6 x 10⁻¹ cm
∆L = 2,6 x 10⁻³ meter