Ep = 20000kg * 10m/s² * 3000m
Ep = 600000000J = 600MJ
Ek = ½ * 20000kg * (250m/s)²
Ek = ½ * 20000kg * 62500m²/s²
Ek = 625000000J = 625MJ
Em = 600MJ + 625MJ
Em = 1225MJ
Odp. Całkowita energia mechaniczna jest równa 1225MJ.
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Ep = 20000kg * 10m/s² * 3000m
Ep = 600000000J = 600MJ
Ek = ½ * 20000kg * (250m/s)²
Ek = ½ * 20000kg * 62500m²/s²
Ek = 625000000J = 625MJ
Em = 600MJ + 625MJ
Em = 1225MJ
Odp. Całkowita energia mechaniczna jest równa 1225MJ.