Respostas

2014-03-08T14:11:54-03:00
F= k* q1 * q2 /d²
F= k* q1 * q2 /d²
F = k*q*(q/2)/d²
F = (kq²/2)/d²
F= kq² / 2d²
2 F = kq²/d²

F" = k* q1*q2/d²
F" = k*q*2q¹ (d/2)²
F" = 2kq² / (d²/4)
F" = 2kq² / (d²/4) 
F" - (2kq²/1) * (4/d²)
F" = 8kq² /d²
F" = 8*2 F
F" = 16 F

16 4 16