Physics · Electric Current and Resistance
If the cross-sectional area of a cylindrical conducting wire is reduced by a factor of 2 while keeping its length constant, its electrical resistance ______.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1becomes double✓
- 2remains the same
- 3becomes four times
- 4becomes half
Correct answer
becomes double
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