14 AWG THW conductor = 0.0139 sq in. 10 AWG RHH conductor = 0.0437 sq in. 6 AWG XHHW conductor = 0.0590 sq in. To find the cross-sectional area of the bare equipment grounding conductor, you must ...

Because we're considering only nonmetallic sheaths in air or nonmetallic conduit, we have to be concerned only with Y C in our discussion. The Neher McGrath paper also shows that you can express Y C ...