Oblicz cisnienie 1.F=40N S=2m2 2.F=40N S=4m2 3-F=10n S=0,5m2

a) p=F:S=40N:2m2=20 Pa b) p=F:S=40N:4m2=10 Pa c) p=F:S=10N:0,5m2=5 Pa

[latex]dane:\1.\F_1 = 40 N\S_1 = 2 m^{2}\2.\F_2 = 40 N\S_2 = 4 m^{2}\3.\F_3 = 10 N\S = 0,5 m^{2}\szukane:\p_1, p_2, p_3 = ?[/latex] [latex]p = frac{F}{S}\\1.\p_1 = frac{F_1}{S_1} = frac{40N}{2m^{2}} = 20 Pa\\2.\p_2 = frac{F_2}{S_2} = frac{40N}{4m^{2}} = 10 Pa\\3.\p_3 = frac{F_3}{S_3} = frac{10N}{0,5m^{2}} = 20 Pa[/latex]