Physics, 19.03.2020 20:30 chriscook6958

An 18-gauge copper wire (the size usually used for lamp cords), with a diameter of 1.02 mm, carries a constant current of 1.67 A to a 200-W lamp. The free-electron density in the wire is 8.5x10^28 per cubic meter . Find (a) the current density and (b) the drift speed.

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An 18-gauge copper wire (the size usually used for lamp cords), with a diameter of 1.02 mm, carries...

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