Copper is an expensive metal then why it is nbsp- used to make wires -

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Byju's Answer

Standard VIII

Physics

Insulator (Bad Conductors)

Copper is an ...

Question

Copper is an expensive metal then why it is used to make wires ?

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Solution

Copper is very ductile and the second best conductor after silver. Although a little expensive, it is cheaper than silver; therefore, it is used it is used to make wires

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Silver is the best conductor of electricity can you say why electric wires are not made up of silver?

(Could you please check my answer)

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. Give reason why :
(a) copper metal is used for making electric wires.
(b) graphite is used for making elecrode in a dry cell.

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