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Conductivity and Resistivity

The resistanc...

Question

The resistance of a thin wire in comparison of a same length thick wire of the same material

A

Is low

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B

Is equal

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C

Depends upon the metal of the wire

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D

Is high

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Solution

The correct option is D Is high
For a given material and fixed length,the resistance varies inversely with the area and hence, the resistance of a thin wire in comparison of a thick wire of the same material and same length is higher.

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