Two charges of q1 = 1.9 uC and q2 = 2.9 uC are d = 0.30 m apart at two vertices of an equilateral triangle as in the figure below. P d (I (I _ Ll] 'i'2 (a) What is the electric potential due to the 1.9-uC charge at the third vertex, point P? |:l v (b) What is the electric potential due to the 2.9-pC charge at P? V U (c) Find the total electric potential at P. V U (cl) What is the work required to move a 4.0-uC charge from infinity to P? J U