Positive charge Q is distributed uniformly throughout an insulating sphere of radius R, centered at the origin.A particle with a positive charge Q is placed at x = 2R on the x axis.The magnitude of the electric field at x = R/2 on the x axis is: A)Q/72 $\pi$ R² B)Q/8 $\pi$ R² C)7Q/18 $\pi$ R² D)11Q/18 $\pi$ R² E)none of these

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The Answer of Positive charge Q is distributed uniformly throughout an insulating sphere of radius R, centered at the origin.A particle with a positive charge Q is placed at x = 2R on the x axis.The magnitude of the electric field at x = R/2 on the x axis is: A)Q/72 $\pi$ R² B)Q/8 $\pi$ R² C)7Q/18 $\pi$ R² D)11Q/18 $\pi$ R² E)none of these

Positive Charge Q Is Distributed Uniformly Throughout an Insulating Sphere π\piπ

Positive Charge Q Is Distributed Uniformly Throughout an Insulating Sphere $\pi$