Mechanical Properties of Fluids

Related Questions

• The work done in blowing a soap bubble of radius 0.2 m is (the surface tension of soap solution being 0.06 N/m)

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• Water is flowing through a tube of non-uniform cross-section ratio of the radius at entry and exit end of the pipe is $3 : 2$. Then the ratio of velocities at entry and exit of liquid is

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• Water rises up to a height h in a capillary tube of certain diameter. This capillary tube is replaced by a similar tube of half the diameter. Now the water will rise to the height of

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• The work done in increasing the size of a soap film from $10 cm \times 6 cm$ to $10 cm \times 11 cm$ is $3 \times 10^{-4}$ joule. The surface tension of the film is

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• Water flows in a streamlined manner through a capillary tube of radius $a$, the pressure difference being $P$ and the rate of flow $Q$. If the radius is reduced to $a/2$ and the pressure increased to $2P$, the rate of flow becomes

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