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The diameter of a metallic sphere is 6 c...

The diameter of a metallic sphere is 6 cm and melted to draw a wire of diameter 0.2 cm, then the length of the wire is

A

48 cm

B

12 cm

C

36 cm

D

24 cm

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BEYOND PUBLICATION-MENSURATION-EXERCISE
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  16. A solid sphere of radius 10 cm is moulded into 8 spherical solid balls...

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