Mechanical Properties of Fluids

Related Questions

• A long cylindrical glass vessel has a small hole of radius $r$ at its bottom. The depth to which the vessel can be lowered vertically in the deep water bath (surface tension $T$) without any water entering inside is

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• Two capillary tubes of the same length but different radii $r_1$ and $r_2$ are fitted in parallel to the bottom of a vessel. The pressure head is $P$. What should be the radius of a single tube that can replace the two tubes so that the rate of flow is same as before

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• Radius of an air bubble at the bottom of the lake is r and it becomes 2r when the air bubbles rises to the top surface of the lake. If P cm of water be the atmospheric pressure, then the depth of the lake is

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• A uniformly tapering vessel is filled with a liquid of density $900 kg/m^3$. The force that acts on the base of the vessel due to the liquid is $(g=10\,m{{s}^{-2}})$

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• The work done in blowing a soap bubble of $10 cm$ radius is (Surface tension of the soap solution is $\frac{3}{100}N/m$)

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