guyz....try solvin this problem i have made myself......
in the XY plane there exists a electric field E= 2i + 2j.................
a positive point charge Q having mass 2m is located at origin.......
a point negative charge -Q of mass 3m is located at (a,0)..........
the charges are set free to act under the influence of electric field......
wht r the co ordinates of the point of the collision....
HINT- try to visualize the situation and also understand the forces...........
guys plzz post final answer n not solution ...let evry1 try to work it out.....