z wysokiej wierzy upuszczone stalową kulę. Oblicz wysokośc tej wieży wiedząc, ze kula spadała 4s
s = at²/2
s = h
a = g
h = gt²/2
g = 10m/s² x (4s)²/2 = 80m
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
s=at^{2}/2
a=10m/s^{2}
s=10m/s^{2} x (4s)^{2}/2
s=80 m
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s = at²/2
s = h
a = g
h = gt²/2
g = 10m/s² x (4s)²/2 = 80m
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
s=at^{2}/2
a=10m/s^{2}
s=10m/s^{2} x (4s)^{2}/2
s=80 m