Recent questions tagged momentum-transfer

A vertical jet of diameter $d_{1}$ strikes a horizontal plate with a velocity $U$, as shown in the figure. The plate has a hole of diameter $d_{2}(<d_{1})$ concentric to ...

​​​Consider the steady, incompressible, and fully developed laminar flow of a fluid through a circular pipe. Here, $\Delta P$ is the pressure drop in the direction of the...

An oil of density $870 \mathrm{~kg} / \mathrm{m}^{3}$ and viscosity $0.036 \: \mathrm{Pa.s}$ flows through a straight pipe of $10 \: \mathrm{cm }$ diameter and $1.5 \: \m...

​​​​Which of the following is the correct form of the mass divergence form of the continuity equation for a compressible fluid?[In the given equations, $\rho$ is the dens...

A circular water jet of diameter $50$ mm impinges with a velocity of $18 \mathrm{~m} / \mathrm{s}$ normal to a plate. The density of water is $1000 \mathrm{~kg} / \mathrm...

A tubular bowl centrifuge is used to separate an aqueous phase from an oil phase. The radii of outlets of the light and heavy liquids are set at $4.5$ cm and $4.6$ cm, re...

A homogeneous, incompressible, steady ocean of mixed layer depth of $20$ m has a velocity gradient $-5 \times 10^{-8} \mathrm{~s}^{-1}$ and $-8.3 \times 10^{-8} \mathrm{~...

For an incompressible boundary layer flow over a flat plate shown in the figure, the momentum thickness is expressed as$\int_0^{\infty} \frac{u}{U_{\infty}} d y$$\int_0^{...

Q. 36 A water jet (density $=1000 \mathrm{~kg} / \mathrm{m}^{3}$ ) is approaching a vertical plate, having anorifice at the center, as shown in the figure. While a part o...

A $10 \mathrm{~kg}$ mass placed on an infinitely long horizontal massless flat platform is to be supported by a steady vertical water jet as shown in the figure. The diam...

Consider a lawn sprinkler with horizontal arms of radius, $a=10 \mathrm{~cm}$ which has water introduced vertically through the centre, as shown in the figure. The exit a...