Respostas

A melhor resposta!
2014-07-17T12:53:31-03:00
F = kQ² / d²
4*10^-1 = 9*10^9 * Q² / 9*10^-2
4*10
^-1 = 10^11 Q²
4*10
^-12 = Q²
Q = Raiz de 4*10
^-12
Q = 2*10
^-6C

Q = 2uC
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