Calculation: NeRRwa - 1

k =

/ ( 4* π

* ε_₀)

k =

/ ( 4* π

* ε_₀)

k

\frac{1}{4\cdot \pi\cdot \varepsilon_0}

k =

/ 4/ ε_₀/ π

k

\frac{1}{4\cdot \varepsilon_0\cdot \pi}

k =

0.25

/ ε_₀/ π

k

\frac{0.25}{\varepsilon_0\cdot \pi}