Jawaban:
Penjelasan:
Konstanta pegas
k = F/Δx = m.g/Δx
k = 60.10⁻³. 10/(25.10⁻² - 20.10⁻²)
k = 0,6/(5.10⁻²)
k = 12 N/m
Ep = 1/2.k.Δx² = 1/2. 12. (5.10⁻²)²
Ep = 6. 25. 10⁻⁴
Ep = 15. 10⁻³ J
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Jawaban:
Penjelasan:
Konstanta pegas
k = F/Δx = m.g/Δx
k = 60.10⁻³. 10/(25.10⁻² - 20.10⁻²)
k = 0,6/(5.10⁻²)
k = 12 N/m
Ep = 1/2.k.Δx² = 1/2. 12. (5.10⁻²)²
Ep = 6. 25. 10⁻⁴
Ep = 15. 10⁻³ J