On Wed, 21 Apr 2004 14:17:14 -0700, Jim Kelley
wrote:

Cecil Moore wrote:

Jim Kelley wrote:

Cecil Moore wrote:

Jim Kelley wrote:
How much does the length change when you tilt it at 45 degrees?

By the factor of the square root of two.

Sounds kinda like one of those mythical cable stretchers. :-)

By Golly, I have been looking for a cable stretcher. A tilted
mercury column will perform that function.

How so?

Pascal's law.