A 3.0 cm long rod has a uniform linear charge density of 2.0 nC/m. The total charge on the rod is ____A____ nC. A linear rod is bent into the shape of a circle of radius 2.0 cm and has a uniform linear charge density of 2.4nC/m. The total charge on the rod is __B__ nC. A circular disk of radius 3.0 cm has a uniform surface charge density of 47 nC/m². The total charge on the disk is __C__ nC. A sphere of radius 2.4 cm has a uniform volume charge density of 354 nC/m³ The total charge of the sphere is ____D___ nC.

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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.