Re: Electrostatics problem

[brian whatcott <inet@INTELLISYS.NET>]

At 10:41 3/1/99 -0500, John Denker wrote:

> There is a slick way to solve this problem (and a host of similar
> problems).  It is both quantitative and intuitive.
>
> The trick is to convert this seemingly electrostatic problem into an
> electrodynamic problem.  Near the end of the calculation we let the
> frequency tend to zero and recover the electrostatic result.
>
> 1) For simplicity, replace your circular tube with one that has a
> rectangular cross section.
....
> Cheers --- jsd
Wow! Now THAT'S what I call a physical intuition.
(And I thought I knew a coupla things about waveguides!)

:-)

Brian

brian whatcott <inet@intellisys.net>
Altus OK