How much percent conductivity of copper is less than silver, Physics

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The conductivity of copper is less than that of silver by

(A) 5 - 10 %.

(B) 50 - 60 %.

(C) 80 - 90 %.

(D) 20 - 30 %.

Ans:

The conductivity of copper is less than silver by 5 - 10 %.


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