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Volume of a Sphere

The diameter ...

Question

The diameter of a copper sphere is 6 cm. The sphere is melted and recast into a wire. If the length of the wire is 36 cm, its radius is

A

3 mm

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B

5 mm

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C

1 cm

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D

5 cm

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Solution

The correct option is C
1 cm

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Volume of a Sphere

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