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Verified answer
SUHU• Pemuaian
L₀ = 50 cm
α = 0,000011 /°C
∆t = 70 - 15 = 55 °C
∆L = ___?
Lₜ = ___?
b][ perubahan panjang
∆L = L₀ α ∆t
∆L = 50 • 0,000011 • 55
∆L = 0,03025 cm ✓
a][ panjang saat suhu t
Lₜ = L₀ + ∆L
Lₜ = 50 + 0,03025
Lₜ = 50,03025 cm ✓
atau gunakan
Lₜ = L₀ (1 + α ∆t)