Why are electric wires made our of copper of aluminium and not silver even though it is a better conductor of electricity.

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Solution

Even if silver is a better conductor of electricity as compared to copper or aluminium, it is not used in electrical wires because of its huge cost. Copper and aluminium are cheaper than silver; hence, they are used in electric wires.

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Ans: Though silver is a good conductor of heat but it is not used in making electric wire as it is very expensive .silver is a noble metal and it is used in making jewelry it is also used in electroplating and in making high Value coins that is why silver is not used in making electric wires

Q. Assertion : Electrical cables are made up of aluminium or copper wires Reason: Copper and aluminium are good electrical conductors.

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