Resultant force in equilateral triangle

[en5980]

Homework Statement

point p,charge Q1,Q2 are on the vertices of an equilateral triangle of side 1.0m.find the resultant force acting on a charge of +2c placed at P

a)when Q1=-5c,Q2=+5c
b)when Q1=-5c,Q2=-5c

 

[Thaakisfox]

You just need to use simple vector addition ;)

 

[Hootenanny]

Moved to Intro. Physics.