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Q.28. An aluminium wire has radius 0.25 mm and length of 75 m. If the resistanceof the wire is 10 Ω , calculate the resistivity of aluminum. |
| Answer» Q.28. An aluminium wire has radius 0.25 mm and length of 75 m. If the resistanceof the wire is 10 Ω , calculate the resistivity of aluminum. | |