Given,
Diameter of metallic cylinder = 1 cm
Radius of cylinder = \(\frac{1}{2}\) cm
Length of cylinder = 5 cm
Diameter of wire drawn from it = 1 mm = 0.1 cm
Let length of wire = h cm
so,
Length of wire drawn from metal = \(\frac{volume\,of\,metal}{volume\,of\,wire}\) = \(\frac{π\times \frac{1}{4}\times 5}{π\times 0.1^2}\) = 500 cm = 5 m