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Standard VIII

Physics

Law of Floatation

Two metal sph...

Question

Two metal spheres are falling through a liquid of density $2 \times 10^{3} k g / m^{3}$ with the same uniform speed. The density of the materials of the spheres are $8 \times 10^{3} k g / m^{3}$ and $11 \times 10^{3} k g / m^{3}$ respectively. The ratio of their speeds are:

\sqrt{\frac{11}{8}}

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\sqrt{\frac{3}{2}}

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\frac{3}{2}

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\frac{11}{8}

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