Sorthe chage istrbution shown at right, what is the vector sum of the forces evertee on particle 3 two metal rods a and b are initially lying end to end on a wooden table and their endsa carrying surplus positive charge is brought close to the middle of rod a (no sparks ju held in place, a person wearing insulating gloves pulls the rods a small distance apar moved far away from the rods a.) do the two rods attract each other, repel each other, or is there no electric force explain. b.) is the surplus charge on each rod positive, negative, or zero? explain.