Question

11. The diameter of a sphere is 6 cm. It is melted and drawn into a wire of
diameter 2 mm. Find the length of the wire. ​

Answer 1

Answer:

For cylindrical wire,

d=0.2cm,r  

2

0.2

​  

=0.1cm

Let the length of wire be xcm

So, according to problem Volume of cylindrical wire Volume of sphere

=πr  

2

h=  

3

4

​  

πr  

3

 

=0.1×0.1×x=  

3

4

​  

×3×3×3

x=  

0.1×0.1×0.1

4×3×3×3

​  

 

x=3600cm or 36cm

Step-by-step explanation:

Answer 2

ǟռֆաɛʀ :

Hope the pic helps dear...