Dane:
h₁ = 8m
h₂ = 6 m
m = 0,5 kg
g = 10 [m/s²]
Rozw.:
ΔEp = Ep₁ - Ep₂ = m × g × h₁ - m × g × h₂ = m × g × (h₁ - h₂) =
= 0,5 kg × 10 [m/s²] × (8m - 6 m) = 10 J
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Dane:
h₁ = 8m
h₂ = 6 m
m = 0,5 kg
g = 10 [m/s²]
Rozw.:
ΔEp = Ep₁ - Ep₂ = m × g × h₁ - m × g × h₂ = m × g × (h₁ - h₂) =
= 0,5 kg × 10 [m/s²] × (8m - 6 m) = 10 J