Question

13. A cylindrical wire is of length 18cm and diameter If th
2 cm. It is pulled into a wire of diameter 2 mm. Find volume
the length of the wire.​

Answer 1

Answer:

Diameter of sphere=18cm

Radius=18/2=9cm

diameter of wire= 4 mm

radius=2mm=0.2cm

Volume of Sphere = Volume of wire(cylinder)

3

4

ΠR

3

=Πr

2

h

3

4

9

3

=0.2

2

h

h=24300cm=243m

Answer (B) 243m