Respostas

2014-03-19T18:11:47-03:00
Resposta

F = k. \frac{Q.q}{d ^{2} }

F = 9.10 ^{9} . \frac{1.10 ^{-6}.6.10 ^{-6}  }{0,2 ^{2} }

F =  \frac{54.10 ^{-3}  }{0,04}

F = 1350.10⁻³

F = 1,35N
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