Manganin wayabụ ọla kọpa-manganese-nickel alloy (CuMnNi alloy) maka ojiji na ụlọ okpomọkụ. Ihe e ji mara alloy ahụ bụ ike ọkụ eletrik dị ala (emf) ma e jiri ya tụnyere ọla kọpa.
A na-ejikarị waya Manganin maka imepụta ụkpụrụ nguzogide, ndị na-emegide ọnya waya ziri ezi, potentiometers, shunts na ihe ndị ọzọ eletriki na eletrọnịkị.
Ngwongwo eletriki
Ihe eji arụ ọrụ
| Okpomọkụ [°C] | ọnụọgụ nke resistivity |
|---|---|
| 12 | + .000006 |
| 25 | .000000 |
| 100 | -.000042 |
| 250 | -.000052 |
| 475 | .000000 |
| 500 | + .00011 |
| AWG | ohms kwa cm | ohms kwa ft |
|---|---|---|
| 10 | .000836 | 0,0255 |
| 12 | .00133 | 0,0405 |
| 14 | .00211 | 0,0644 |
| 16 | .00336 | 0.102 |
| 18 | .00535 | 0.163 |
| 20 | .00850 | 0,259 |
| 22 | .0135 | 0,412 |
| 24 | .0215 | 0,655 |
| 26 | .0342 | 1.04 |
| 27 | .0431 | 1.31 |
| 28 | .0543 | 1.66 |
| 30 | .0864 | 2.63 |
| 32 | .137 | 4.19 |
| 34 | .218 | 6.66 |
| 36 | .347 | 10.6 |
| 40 | .878 | 26.8 |
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