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The terminal speed of a sphere of gold o...

The terminal speed of a sphere of gold of density 22.5 `kg//m^(3)` is 40 cm/s in a viscous liquid of density 2.5 `kg//m^(3)` Find the terminal speed of a sphere of aluminium of density 15.5 `kg//m^(3)` of same size in same liquid.

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26 cm/s
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