[tex]1.\\Fw = 6N-(1N+4N)=1N\\\\Dane:\\Fw=1N\\m=3kg\\Szukane:\\a=?\\Wzory\\a=\frac{Fw}{m} \\\\a=\frac{1N}{3kg} =0,33[\frac{m}{s^{2}} ]\\\\\\2.\\Dane:\\s=10cm^{2} = 0,001m^{2} \\d=1260\frac{kg}{m^{3} } \\h=10cm=0,1m\\g=10\frac{m}{s^{2} } \\Szukane:\\p_{h} =?\\F=?\\Wzory:\\p_{h} =d*g*h\\F=p_{h} *s\\\\p_{h} = 1260\frac{kg}{m^{3} } *10\frac{m}{s^{2} } *0,1m = 1260[Pa]\\F=1260Pa*0,001m^{2} = 1,26[N][/tex]
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