Answer to Question #306992 in Electricity and Magnetism for regie

Question

:An attractive force of 12kN is experienced by two charges of magnitude 4nC and 7nC. At what

distance must these two charges be to experience this force?

Answer 1

Answer

Distance

$r=\sqrt{\frac{9*10^9*4*7*10^{-18}}{12000}}\\=4.5*10^{-6}m$