Volume of a cube of sidetool is perpendicular to thedirection of tool travel inl and volume of a sphere ofredius r are equal. Both thecube and the sphere are solid - and composed of the samemeterial. They are being cast.The ratio of the solidificationtime of the cube to that of thesphere is

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Volume of a cube of sidetool is perpendicular to thedirection of tool travel inl and volume of a sphere ofredius r are equal. Both thecube and the sphere are solid - and composed of the samemeterial. They are being cast.The ratio of the solidificationtime of the cube to that of thesphere is