0,2q/πε0r0,2q/\pi \varepsilon _0r0,2q/πε0r
2q/πε0r2,02q/\pi \varepsilon _0r^2,02q/πε0r2,0
q/πε0r2,0q/\pi \varepsilon _0r^2,0q/πε0r2,0
2q/πε0r2,q/πε0r2q/\pi \varepsilon _0r^2,q/\pi \varepsilon _0r2q/πε0r2,q/πε0r
0,q/πε0r0,q/\pi \varepsilon _0r0,q/πε0r