A 5.00 A current runs through a 12 gauge copper wire (diameter2.05 mm) and through a light bulb. Copper has 8.5 * 10^28 free electronsper cubic meter. What is the current density in the wire?
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A 5.00 A current runs through a 12 gauge copper wire (diameter
2.05 mm) and through a light bulb. Copper has 8.5 * 10^28 free electrons
per cubic meter. What is the current density in the wire?
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