For the following problem, unless noted otherwise, refer to Appendices F and/or G for nece...

For the following problem, unless noted otherwise, refer to Appendices F and/or G for necessary mechanical properties. Unless noted otherwise, assume gray cast iron, as appropriate.

The cables of a power line are copper-coated steel wire. The overall diameter of the wire is The steel core has a diameter of . If the maximum tension in a wire is 8000 lb, what are the stresses in the steel and the copper?