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Verified answer
★ Elastisitas ★Kata kunci : Hukum Hooke
X / XI PMIA
F = k Δx
k = F / Δx
= 50 N / 0,05 m
= 1000 N/m
Ep = k Δx²
= 1000 N/m (5*10^-2 m)²
= 10^3 N/m (25*10^-4 m²)
= 25 * 10^-1 Nm
= 2,5 J ← Jawaban