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h=v^2/2g
h=1600/2*9,81=1600/19,62=81,55 m
V = 40 [m/s]
Rozw.:
h = V²/2g = (40 [m/s])² / 2 × 10 [m/s²] = 80 m
dane v=40m/s, g=10m/s2=10N/kg,
szukane h
h = 0,5gt2........v = gt......t = v/g
h = 0,5g*v2/g2 = 0,5v2/g = 0,5*1600m2/s2 /10m/s2 = 80m
Ciało spadło z wysokości 80m.
....................pozdrawiam