Na jaką wysokość podniesiono metalowy blok o ciężarze 1,2 kN jeżeli wykonano pracę 24 kJ ?
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F = 1,2kN = 1200N
W = 24kJ = 24000J
W = Fs => s = W/F
s = 24 000J/1200N = 20m
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Pozdrawiam :)