2 n/cm² zamień cię na hPa 4 MPa zamiecie na n/cm²

[latex]frac{N}{cm^{2}} = frac{2N}{0,0001m^2}} = 20 000 Pa = 200 hPa\\4 MPa = 4cdot10^6} Pa = frac{4cdot10^{6}}{m^{2}} =frac{4cdot10^{6}N}{10^{4}cm^{2}} = 4cdot10^2} frac{N}{cm^{2}} = 400 frac{N}{cm^{2}}[/latex]