Question

a) Gold has a conduction electron density of about 5.90 x 10 28/m-3. A gold wire...

a) Gold has a conduction electron density of about 5.90 x 10 28/m-3. A gold wire is 50.0 m long and 3.00 mm in diameter. If 12.0 V is applied across the two ends of the wire, what will be the resulting current in amperes.

b) Estimate the drift speed of the electrons in part a.

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Answer #1

a) current can be find using below formula

  

  

Where

b)drift speed

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