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For electric power transmission, copper or aluminium wire is used.

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asked Sep 26, 2021 in Chapter 4: Effects of electric current by Doubtly (98.9k points)
edited Jun 29, 2023

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answered Sep 26, 2021 by Doubtly (98.9k points)
selected Jun 29, 2023 by Doubtly

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Copper or aluminum are metals which have free electrons so they are good conductors of electricity. They have a low value of resistivity and are cheap and readily available so for electric power transmission, copper or aluminum wire is used.

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