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Article #1065Re: microwave cooking or lightning rods
From: Stephen R Speer
Date: Thu, 22 Sep 1994 23:24
Date: Thu, 22 Sep 1994 23:24
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I disagree with Denis and agree with Pete. Lightning rods are much smaller than towers and serve mainly to discharge the electric potential buildup. This can be easily demonstrated with a Van de Graff generator and a straight pin. In El Paso I would allow 8 inch sparks to strike my arm. When I brought the straight pin within 10 inches of the globe, I would not get shocked. As a matter of fact, I was not able to get a spark to hit the pin unless it was very close. (1 mm) I do submit that a Van de Graff is hardly comparable to lightning. On Tue, 20 Sep 1994, Pete Lohstreter wrote: > According to Denis Chalifoux: > > > > "Lightning rods DO attract lightning..." > > > To which Pete responds: > ............ I still maintain that the purpose of a standard > lightning rod is to discharge the induced charge on the attached > sturcture and not to provide a path for the lightning bolt itself. > > Pete; > KA5KCB > petel@tenet.edu >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 16cfd8,83b05fe6b56d7615,start X-Google-Attributes: gid16cfd8,public X-Google-ArrivalTime: 1994-09-22 22:23:34 PST Path: arc1-ca.pugleaf.net!bga.com!news.sprintlink.net!howland.reston.ans.net!swrinde!news.dell.com!paladin.american.edu!auvm!TENET.EDU!sspeer Comments: Gated by NETNEWS@AUVM.AMERICAN.EDU Newsgroups: bit.listserv.physhare MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Message-ID: <Pine.3.89.9409221806.A10867-0100000@Kay-Abernathy.tenet.edu> Date: Thu, 22 Sep 1994 18:24:35 -0500 Sender: Sharing resources for high school physics <PHYSHARE@PSUVM.PSU.EDU> From: Stephen R Speer <sspeer@TENET.EDU> Subject: Re: microwave cooking or lightning rods In-Reply-To: <199409210632.BAA15354@Paula-Formby.tenet.edu> Lines: 25