The resistance of a wire of length L and area of cross-section A is 1.0 Ω. The resistance of a wire of the same material, but of length 4 L and area of cross-section 5 A will be:
1
2.5 Ω
2
0.8 Ω
3
1.25 Ω
4
More than one of the above
5
None of the above