What is the magnitude of the electric field

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A sphere of radius R= 2 m has a non-uniform charge density that varies with the distance from its center as given by ρ(r)=ar2 (r≤R) where a=1.1 nC·m-5. What is the magnitude of the electric field at a distance of 1.9 m from the center?

Reference no: EM132749029

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