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Q.18.    Explain the following.

            (e) Why are copper and aluminium wires usually employed for electricity transmission?

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Copper and aluminium wires usually employed for electricity transmission because they have low resistivity and they are good conductors of electricity.

Posted by

seema garhwal

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Because They are good conductors of electricity. These metals are both ductile and relatively resistant to corrosion, so they can be easily shaped into wires and they do not degrade over time.

Posted by

Sumeya Ansari

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