Answer to Question #15043 in Electricity and Magnetism for luna

Question

The elctric potential in two dimensional near an object , located at the origin carrying charge Q is given by V= KQ/(x^2+y^2)^1/2 where K is constatnt . find the component of the electric field Ex and Ey at some general set of coordinates (x,y). what can you say about the magnitude and direction of the field?...i have a grap for coordinates