General Science Physics Current Electricity

A wire of length L and cross-sectional area A has a resistance of 0.5 Ω. A wire of same length (L) and cross-sectional area 2A, made of the same material will have a resistance of ________.

1
0.5 Ω 
2
0.25 Ω 
3
4.0 Ω 
4
1.0 Ω 

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