Mechanical Properties of Fluids

Related Questions

• An incompressible fluid flows steadily through a cylindrical pipe which has radius 2r at point A and radius r at B further along the flow direction. If the velocity at point A is v, its velocity at point B is

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• Two small drops of mercury, each of radius $R$, coalesce to form a single large drop. The ratio of the total surface energies before and after the change is

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• Two capillaries made of the same material with radii ${{r}_{1}}=1mm$ and ${{r}_{2}}=2mm$. The rise of the liquid in one capillary (${{r}_{1}}=mm$) is 30 cm, then the rise in the other will be

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• In order to float a ring of area $0.04 m^2$ in a liquid of surface tension $75 N/m$, the required surface energy will be

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• The adjoining diagram shows three soap bubbles $A$, $B$ and $C$ prepared by blowing the capillary tube fitted with stop cocks, $S_1$, $S_2$ and $S_3$. With stop cock $S$ closed and stop cocks $S_1$, $S_2$ and $S_3$ opened

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