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QUESTION
Three point charges, -6.3 x 10-9 C, -9.6 x 10-9 C, and +6.8 x 10-9 C, are fixed at different positions on a circle. The total electric potential at...
Three point charges, -6.3 x 10-9 C, -9.6 x 10-9 C, and +6.8 x 10-9 C, are fixed at different positions on a circle. The total electric potential at the center of the circle is -2100 V. What is the radius of the circle?
