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Conductivity and Resistivity

At constant t...

Question

At constant temperature, specific resistance of a conductor material increases with:

A

increase in area of cross section

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B

decrease in length

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C

decrease in area of cross section

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D

none of the above

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Solution

The correct option is D none of the above
Specific Resistance is the property of material it does not depend on size of material. It depends only upon the temperature and nature of material.

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