The resistance of a metallic wire of length 1m and area of cross-section 1sq.metre having a resistivity is \(2 \times 10^{-6} \) ohm -m is:
1
\(2 \times 10^{-6}\) ohm
2
\(0.5 \times 10^{6}\) ohm
3
\(1 \times 10^{-6}\) ohm
4
\(0.25 \times 10^{-6}\) ohm