The diameter of a sphere is 6 cm. It is melted and drawn into a wire of diameter 0.1 cm. Find the length of the wire.
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length of wire is 144m
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volume of sphere =volume of wire
4/3^r3 = ^r2h
4/3×3×3×3 = 1/20×1/20×l
l= 36×400 = 14400cm
l=144m
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