Re: Hole Diameter for running cable

["Jeff Volp" <JeffVolp@xxxxxxx>]

"Robert Green" <ROBERT_GREEN1963@xxxxxxxxx> wrote in message
news:acadne6k86AVVvDYnZ2dnUVZ_vydnZ2d@xxxxxxxxxx

> Agreed.  When you see something like a small crane arm that's actually got
> huge holes as part of the boom you realize that the center's doing very
> little of the work in terms of load support on an average beam.

I still remember that homework problem where it was shown that a hollow tube
with walls sufficiently strong to resist compression was virtually as strong
as a solid rod of similar diameter.  It was certainly not the results I
intuitively expected.

Jeff