Respostas

2014-08-07T00:11:29-03:00
Aplicação direta de Lei de Coulomb.

\boxed{F=k \frac{|Q1*Q2|}{d^2}}

F= \frac{9*10^9*2*10^{-6}*6*10^{-6}}{(6*10^{-2})^2}

F= \frac{9*10^9*12*10^{-12}}{36*10^{-4}}

F=\frac{9*10^9*10^{-12}}{3*10^{-4}}

F=3*10^1

\boxed{F=30N}