[tex]dane:\\p = 30 \ kPa = 30 \ 000 \ Pa = 30 \ 000 \ \frac{N}{m^{2}}\\d = 1000\frac{kg}{m^{3}}\\g = 10\frac{N}{kg}\\szukane:\\h = ?\\\\Rozwiazanie\\\\p = d\cdot g\cdot h \ \ /:(d\cdot g)\\\\h = \frac{p}{d\cdot g}\\\\h = \frac{30000\frac{N}{m^{2}}}{1000\frac{kg}{m^{3}}\cdot10\frac{N}{kg}}}= 3 \ m[/tex]
