Re: Two balloons

[brian whatcott <inet@INTELLISYS.NET>]

This is a structures and strength of materials question, so naturally
Professor Gordon sheds some light on blood vessels, aneurisms and the
unfortunate behavior of balloons.
Try The New Science of Strong Materials
or
Structures

J E Gordon
   Very entertaining stuff!
(Sorry I don't have time now to quote you a sample...)

Brian

At 10:01 1/19/99 -0500, you wrote:
> List members:
> Several years ago I was "caught" by the counter-intuitive example of two
> identical balloon.  They are connected by a glass tube with a closed stop
cock.
> One balloon is very inflated and the other is barely inflated.  The question
> was, "what happens when the stop cock is opened?"   The conventional
wisdom was
> that the barely inflated balloon had a higher pressure (due to its
unstretched
> condition -thicker wall, etc) and the gases flowed from the smaller
balloon to
> the larger.  The same with soap bubbles.  Can any one give me a reference
with
> the title and author of the textbooks where this counter-intuitive example
> exists.  Reply off line unless you feel it is of general interest?
>
> jim ealy
> jim_ealy@RCDS.RYE.NY.US
brian whatcott <inet@intellisys.net>
Altus OK