Physics · Current Electricity

If the radius of a cylindrical conducting wire is reduced to half of its original value while keeping its length constant, its electrical resistance will become:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Sixteen times✓
2Four times
3One-fourth
4Eight times

Correct answer

Sixteen times

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If the radius of a cylindrical conducting wire is reduced to half of its original value while keeping its length constant, its electrical resistance will become:

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If the radius of a cylindrical conducting wire is reduced to half of its original value while keeping its length constant, its electrical resistance will become:

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