solid sphere of radius 40.0 cm has a total positive charge of 25.0 µC uniformly distributed throughout its volume. Calculate the magnitude of the electric field at the following distances. (a) 0 cm from the center of the sphere  kN/C (b) 10.0 cm from the center of the sphere  kN/C (c) 40.0 cm from the center of the sphere  kN/C

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.