The figure below shows two particles, each with a charge of +Q, that are located at the opposite corners of a square of side d. a) What is the

The figure below shows two particles, eachwith a charge of +Q, that are located at theopposite corners of a square of side d.a) What is the direction of the net electric fieldat point P?b) What is the potential energy of a particle ofcharge q that is held at point P?