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InterviewSolution
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Aluminium is better than copper for making electric transmission . justify (using chemistry) |
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Answer» Because it's cheaper and lighter than a copper wire of the same resistance per length; about 6 times cheaper and TWICE as light as copper. Aluminum has 61% CONDUCTIVITY of copper, but only 30% of weight. ... Since aluminum is ROUGHLY about 3 times cheaper than copper, a bare aluminum cable would cost about 6 times less |
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