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A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. Find the magnitude and direction of the electric field at O, the center of the semicircle.
14 years ago

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Anonymous
ladeda
11 years ago
AbdullahI
I need how to solve this problem
9 years ago

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