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If you double the diameter of a cylindrical wire, you double its conductivity but reduce its resistivity by one half. Please Explain.

If you double the diameter of a cylindrical wire, you double its conductivity but reduce its resistivity by one half. Please Explain.
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If you double the diameter of a cylindrical wire, you double its conductivity but reduce its resistivity by one half.

Please Explain.

User Joebarbere
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1 Answer

4 votes

Answer:

Resistivity and conductivity are reciprocal quantities.

Doubling one will cause the other to be reduced to one half.

User Endre
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7.9k points
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