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Electricity and Magnetism

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Electric Potential Due to Six Charges on a Ring

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Figure 1 depicts six charges, each having a charge of $q = +0.50 \text{ }\mu$C, arranged along the perimeter of a circle whose radius is $r = 2.00$ cm.

Figure 1. “Timothy Black. Created for Albert.io. Copyright 2016. All rights reserved.”

What is the electric potential at the center of the circle?

A

$V = 1.35 \times 10^4$ Volts.

B

$V = 0$ Volts.

C

$V = 1.35 \times 10^6$ Volts.

D

$V = 1.35 \times 10^{10}$ Volts.