wyznacz: Ek=mr 2(kwadrat)/2   --- wyznacz m i r2 Ep=1/2 kx2(kwadrat) .......k, x2

Ek = m [latex]r^{2}[/latex] / 2   m=[latex]frac{2Ek}{r2}[/latex]   r2=[latex]frac{2Ek}{m}[/latex]   Ep=1/2 k [latex]x^{2}[/latex]   k=[latex]frac{2Ep}{x2}[/latex]   x2=[latex]frac{2Ep}{k}[/latex]