1- Positive electric charge Q is distributed throughout the volume of an insulating sphere of radius R as shown in the fugure. (a) Find the volume charge density p which is the charge Q divided by the volume of the entire charge sphere of radius R. (b) Find the electric field E inside the sphere wherer < R by using Gauss'Law. (c) Find the electric field E outside the sphere where r >R by using Gauss'Law. (d) What is the electric field at the surface of the sphere. (e) Draw the graph of Electric Fileld E with respect to r from zero upto infinity. -Spherical insulator Gaussian surface

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