Jumper Cables and Ohm's Law?

Learning Goal: To learn to apply the concept of current density and microscopic Ohm's law. A "gauge 8" jumper cable has a diameter of 0.326 centimeters. The cable carries a current of 30.0 amperes. The electric field in the cable is 0.062 newtons per coulomb. What is the material of the... show more Learning Goal: To learn to apply the concept of current density and microscopic Ohm's law.

A "gauge 8" jumper cable has a diameter of 0.326 centimeters. The cable carries a current of 30.0 amperes. The electric field in the cable is 0.062 newtons per coulomb.

What is the material of the cable?
Choose the correct metal that makes up the cable.
copper
silver
aluminum
gold
steel
1 answer