Question

A wire diameter of 3mm about a cylinder whose height is 12cm and radius 5cm. So as to cover the curved surface area of the cylinder completely. Find the length of the wire.

Answer 1

Step-by-step explanation:

Number of rounds = Height of the cylinder/diameter of the wire

a cylinder whose length is 12cm ,

and diameter 10cm.

so as Radius of the wire = 0.3/2 = 0.15 cm