swin2013 2 years ago Superposition problem?

1. swin2013

The point charges in the figure have the following values: , , . Suppose that the magnitude of the net electrostatic force exerted on the point charge in the figure is 0.58

2. swin2013

@zepdrix are you good at physics? lol

3. swin2013

*in

4. zepdrix

no i suck at physics :c

5. swin2013

aww lol thanks anyways!! lol :)

where's the figure? For $$\vec E = \frac{Q}{4 \pi \epsilon r^2}(\cos \theta \vec a_x+\sin \theta \vec a_y)$$if it is on a two dimensional coordinate system.