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Problem: A metallic wire has a diameter of 4.12mm. When the current in the wire is 8.00A, the drift velocity is 5.40 × 10−5m/s.What is the density of free electrons in the metal?

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A metallic wire has a diameter of 4.12mm. When the current in the wire is 8.00A, the drift velocity is 5.40 × 10−5m/s.

What is the density of free electrons in the metal?

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