Three loads are placed at the corners of an equilateral triangle with side length a = 2mm as in Figure 1. Since q = 5µC, find the work to be done against electrical forces to place these charges on...

Three loads are placed at the corners of an equilateral triangle with side length a = 2mm as in Figure 1. Since q = 5µC, find the work to be done against electrical forces to place these charges on the x-axis as in figure 2. k. = 9.10 ° (Nm)