Class 11PhysicsFluid Mechanics and Surface TensionTypes of Flow, Equation of Continuity and Flow Rate
MediumThe cylindrical tube of a spray pump has radius $R,$ one end of which has $n$ fine holes,each of radius $r.$ If the speed of the liquid in the tube is $v,$ the speed of the ejection of the liquid through the holes is
- A$\frac{v^2 R}{n r}$
- B$\frac{v R^2}{n^2 r^2}$
- C$\frac{v R^2}{n r^2}$
- D$\frac{v R^2}{n^3 r^2}$
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An incompressible fluid flows steadily through a cylindrical pipe having radius $R$ at point $A$ and $\frac{R}{3}$ at point $B$ further along the direction of flow of liquid. If the velocity at point $A$ is $V$,then the velocity at point $B$ is:
$A$ pipe having an internal diameter $D$ is connected to another pipe of the same size. Water flows into the second pipe through $n$ holes, each of diameter $d$. If the water in the first pipe has speed $v$, what is the speed of water leaving the second pipe?
In a streamline flow,
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