Three charges QA = -2.0 ?C, QB= 6.0 ?C, and QC= -4.0 ?C are located along the y-axis at yA= -4.0 cm, yB = 0, and yC = 2.0 cm respectively. Calculate the electric potential at the point x = 6.0 cm on the x-axis
A)
0.81 × 105 V
B)
-0.81 × 105 V
C)
0.41 × 105 V
D)
0
E)
-0.41 × 105 V
A
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