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From: harkcom@spinach.pa.yokogawa.co.jp (Alton Harkcom)
Newsgroups: alt.alien.visitors,alt.conspiracy,sci.energy,sci.electronics,sci.skeptic,misc.misc
Subject: Re: INFO: How To Build A UFO - T Pawlicki, Nikola Tesla
Message-ID: <HARKCOM.91May13192338@spinach.pa.yokogawa.co.jp>
Date: 13 May 91 10:23:38 GMT
References: <1991Apr22.044153.23799@bilver.uucp>
	<1991Apr29.034937.19664@agate.berkeley.edu>
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In-reply-to: gumbyltd@ronzoni.berkeley.edu's message of 29 Apr 91 03:49:37 GMT

In article <1991Apr29.034937.19664@agate.berkeley.edu>
   gumbyltd@ronzoni.berkeley.edu (Dmitry Gokhman) writes:

 =}>                        An essay in Speculative Engineering
 =}>                                 by T. B. Pawlicki
 =}[much deleted]
 =}>       the complete wheel; this is because  momentum  only  goes up only in
 =}>       proportion to mass but with the square of speed.  Spokes are made of
 =}[more deleted]
 =}>       practical.  Momentum is  half  the  product  of mass  multiplied  by
 =}>       velocity squared.  Therefore,  what  we  need  is a spoke that has a
 =}
 =}Hmm ... I thought momentum was mass times velocity:  p=mv
 =}and kinetic energy is mv^2/2.

   Correct. The physics behind the UFO stuff in the essay is incorrect.

Al