course | course_year | question_number | tags | title | year | |||
---|---|---|---|---|---|---|---|---|
Fluid Dynamics |
IB |
17 |
|
3.II.21C |
2004 |
Use separation of variables to determine the irrotational, incompressible flow
$$\mathbf{u}=U \frac{a^{3}}{r^{3}}\left(\cos \theta \mathbf{e}{r}+\frac{1}{2} \sin \theta \mathbf{e}{\theta}\right)$$
around a solid sphere of radius
Show that the total kinetic energy of the fluid is
where
A heavy sphere of mass