Question

the diameter of a sphere is 9 cm .it is melted and drawn into a wire of 3 cm .the length of the wire is​

Answer 1

Answer:

The wire is cylindrical in shape So its volume will be =πr

2

h where h is the length of the wire here

Volume of the sphere = Volume of the wire

i.e. =π(0.1)

2

h=

3

4

π(9)

3

(Since 1 mm = 0.1 cm)

or h=97200 cm = 972 m

Step-by-step explanation:

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Answer 2

972m.....

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