Sean Thomas:

        For me to offer a correction to you sir, is like trying to correst
Isaac Newton or someone, but here goes.  I think you meant to refer to the
hinges being vertical rather than the boom being horizontal.

        respectfully, Jack Sandgathe

At 01:59 PM 2/15/00 -0600, you wrote:
>Dewayne,
>........IF the boom is exactly horizontal, it will experience NO
gravitational restoring
>force, so it will swing back and forth aimlessly. If the mass end is
lowered slightly, it will >swing in a shallow curve in the gravitational
field, with the minimum being at the bottom or center >of the swing. 
>


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