>seems to me that if you take two vortex guns and aim them at each other
>and arrange them so the two vortexes would be spinning the same when
>fired, the resultant ring would be spinning twice as fast.
I think that a travelling vortex always has the inside going faster than
the outside. Therefore two vortices fired at each other will always
have opposite rotations.
-- Ray Tomes -- http://www.kcbbs.gen.nz/users/rtomes/rt-home.htm --
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