Given two particles with Q = ALDOp: charges as shown in the gure below and a particle with charge a = 1.32 x 143'13 C at the origin. (Note: Assume a reference level of potential V = 0 at r = no.) 3' Q 4? Q x x=-0.300m D x=0.3i}0m G) (a) What is the net force {in N} exerted by the two 4.00146 charges on the charge :1? {Enter the magnitude.) :I N (b) What is the electric eld (In MIC) at the orlgln due no the two 4.00-uc particles? (Enter the magnitude.) |:|Nrc (c) What is the electrical potential (in IN) at the origin due to the two 4.001.": particles? |:l W (cl) What If? What would be the change in electric potential energy (in J) of the system if the charge a were moved a distance d : 0.400 m closer to either of the +0011: particles? J