Two point charges of +2.0 ?C and -6.0 ?C are located on the x-axis at x = -1.0 cm and x = +2.0 cm respectively
Where should a third charge of +3.0-?C be placed on the +x-axis so that the potential at the origin is equal to zero? (k = 1/4??0 = 8.99 × 109 N ? m2/C2)
A) x = 4.0 cm
B) x = 1.0 cm
C) x = 2.0 cm
D) x = 3.0 cm
E) x = 5.0 cm
D
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