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A metal ball B(1) (density 3.2g//"cc") i...

A metal ball `B_(1)` (density `3.2g//"cc")` is dropped in water, while another metal ball `B_(2)` (density `6.0g//"cc")` is dropped in a liquid of density `6g//"cc"`. If both the balls have the same diameter and atain the same terminal velocity, the ratio of viscosity of water to that of the liquid is

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