An 18-gauge copper wire with a diameter of 3-mm carries a constant current of 1-A. The charge concentration in the wire is 8.5 x 1028 per cubic meter. Determine the resistance, in ohms, of a 1-m wire in milli-ohm. Use resistivity equal to 1.72x10-8 ohm-m. Answer in 4 decimal places.

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Types of Charge Carriers

A carrier is a type of object which carries a particular thing from one point to another point. For instance, people use different vehicles from one place to another, and the vehicle carries those people and acts as a carrier.