Question

A current of 1.0 A exists in a copper wire of cross-section 1.0 mm. Assuming one free
electron per atom caculate the drift speed of the free electrons in the wire. The density
of copper is 9000 kg/m3.
1) 0.032 mm/s 20.024 mm/s 3) 0.015 mm/s 4) 0.074 mm/s​

Answer 1

Answer:

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