dane h=20 cm = 0,2 m p=1840 Pa szukane d lub ro gestosc rozwiazanie F=mg F=Vdg V=hs F=hsdg p=F/s p = hsdg/s p = hdg d = p/hg d = 1840/0,2*10= 920 kg/m^3
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dane
h=20 cm = 0,2 m
p=1840 Pa
szukane d lub ro gestosc
rozwiazanie
F=mg
F=Vdg
V=hs
F=hsdg
p=F/s
p = hsdg/s
p = hdg
d = p/hg
d = 1840/0,2*10= 920 kg/m^3