Question

the diameter of a metallic sphere is 6cm the sphere is melted & drawn into a wire of uniform cross section if the length of the wire is 36m find the radius​

Answer 1

Answer:

Step-by-step explanation:

v of sphere =4/3pie*r^3

vol of wire=area of cross section

*lenght

vol of sphere =vol of wire

4/3*pie*216=pie*r^2*36

r^2=8

r=2root2