Odpowiedzi

2010-02-03T18:49:53+01:00
Dane:
p = 25 kPa = 25 000 Pa
h = 4 m
g = 10 [m/s²]
Rozw.:
p = ρ × g × h
ρ = p / g × h = 25 000 Pa / 10 [m/s²] × 4 m = 625 [kg/m³]
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