Fua fa'atatau o fa'amaumauga
| 1 | Fua fa'atatau o le liua o le mamafa ma le umi o le uaea Copepr ua fa'a'enamelina | L/KG | L1=143M/(D*D) |
| 2 | Uaea Fa'atafafā - fua fa'atatau o le liua o le mamafa ma le umi | kalama/L | Z=(T*W-0.2146*T2)*8900*1000/1000000 |
| 3 | Vaega fa'alava o le uaea fa'atafafā | mm2 | S=T*W-0.2146*T2 |
| 4 | Fua fa'atatau o le liua o le mamafa ma le umi o uaea Litz | L/KG | L2=274 / (D*D*2*Fua) |
| 5 | Tete'e o le uaea faatafafā | Ω/L | R=r*L1/S |
| 6 | Fuainumera 1: Tete'e atu i le Uaea Litz | Ω/L | R20=Rt ×α×103/L3 |
| 7 | Fua Fa'atatau 2: Tete'e atu i le Uaea Litz | Ω/L | R2(Ω/Km)≦ r×1.03 ÷s×i×1000 |
| L1 | Umi (M) | R1 | Tete'e (Ω/m) |
| L2 | Umi (M/KG) | r | 0.00000001724Ω*㎡/m |
| L3 | Umi (KM) | R20 | Tete'e o le aveta'avale i le 1km i le 20°C (Ω/km) |
| M | Mamafa (KG) | Rt | Tete'e i le t°C (Ω) |
| D | Lapoa (mm) | αt | Fa'atusatusaga o le Vevela |
| Z | Mamafa (g/m) | R2 | Tete'e (Ω/Km) |
| T | Mafiafia (mm) | r | Tete'e o le uaea apamemea enameled e 1 mita le umi |
| W | Lapopo'a (mm) | s | Mamanu (pcs) |
| S | Vaega o le vaega fa'alava (mm2) |
