Question

the resistivity of metal wire is 10*10^-8ohm find resistance of wire of length of wire is 2m and thickness is 0.3mm​

Answer 1

Answer:

Explanation:

resistance=resistivity*length/area

area=0.3mm=0.3*10^-3

resistance=(10*10^-8*2)/0.3*10^-3

                =6*10^-5