Question

calcule a força entre as cargas dado k=9.10 9​

Answer 1

Q1 = 2 μC = 2.10^(-6) C

Q2 = 9 μC = 9.10^(-6) C

d = 3 m :. d² = 9

K = 9.10^9

F = ?

F = (K.Q1.Q2)/d²

F = [ 9.2.9.10^(- 3)]/9

F = (162/9).10^(- 3)

F = 18.10^(-3) N = 0,018N