Respostas

2014-03-30T13:51:10-03:00
i = \frac{Q}{t}

corrente = carga / tempo

dusrante 1s?

15 =  \frac{q}{1}

q = 15 coulombs

Q = n .e

15 = n . 1,6.10^-^1^9

n = 9,375.10^1^9 eletrons
1 5 1