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CBSE - X - Physics - Electricity

Why are copper and aluminium wires usually employed for electrical transmission ?

Asked by 21st February 2008, 7:27 PM
Answered by Expert

Answer:

Why are copper and aluminium wires usually employed for electrical transmission ?

Copper and aluminium have a large number of free electrons and possess small resistivity. Hence, they are good conductor of electricity and usually employed for electrical transmission.

 

Rgds

Physics Expert

Answered by Expert 7th December 2017, 4:11 PM

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