What is magnitude of the electric field at center of loop

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A long, thin, nonconducting plastic rod is bent into a circular loop that has a radius a. Between the ends of the rod a short gap of length l, where l<<a, remains. A positive charge of magnitude Q is evenly distributed on the loop. (a) What is the direction of the electric field at the center of the loop? Explain your answer. (b) What is the magnitude of the electric field at the center of the loop?

Reference no: EM13285027

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