Physics · Current Electricity

Which one among the following statements regarding the electrical resistivity of a conducting wire is correct?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1The resistivity of the conductor increases if the cross-sectional area of the wire is increased.
2The resistivity of the conductor remains unchanged if the length of the wire is changed.✓
3The resistivity of the conductor decreases if the length of the wire is increased.
4The resistivity of the conductor increases if the length of the wire is increased.

Correct answer

The resistivity of the conductor remains unchanged if the length of the wire is changed.

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