Respostas

2014-05-23T23:03:19-03:00
Lei de Coulomb : F =  \frac{K.q1.q2}{d^2}

F ~> força

K ~> constante

q ~> carga

d ~> distância

27,10=  \frac{9.10^9.(10^-^2).Q}{(10^-^5)^2}

27,10 .(10^-^1^0)=  9.10^9.(10^-^2).Q

27,10 .(10^-^1^0)=  9.10^7.Q

Q =  \frac{ 27,1 .(10^-^1^0)}{9.10^7}=

Q =  3,01.10^-^1^7 C


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