Homework Statement
3 charges are placed like shown:
Q1 __4cm____ Q2 ______6cm___________Q3
Q1=-2nC
Q2= 1nC
Q3= 3nC
Find the resultant force and its direction upon the charge Q3.
Homework Equations
F=k0*(Q1Q2)/r2
k0-constant, equals to 9*10^9
r-distance
The Attempt at a Solution...