Ohms Law| Resistivity of various material

Ohm's law

Ohms law says

A wire 100cm long and 2.0mm diameter has a resistance of 0.7 ohm , the electrical resistivity of the material is

Ohm's law is true

Ohm's Law||Resistivity||Conductivity||Temperature Variation OF Resistance||Resistance Vs Temperature Graphs

Calculate the resistivity of the material of a wire 1.0 m lomg, 0.4 mm diameter and having a resistance of 2.0 ohm.