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Article #19498Re: Lightning rods. Was: Protecting com
From: Henry Spencer
Date: Mon, 25 Jul 1988 16:34
Date: Mon, 25 Jul 1988 16:34
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1063 bytes
In article <44000015@pyr1.cs.ucl.ac.uk> william@pyr1.cs.ucl.ac.uk writes: >If this were not the case, then lightning conductors would not stick into >the air, because this positively encourages a local discharge. A church, >forinstance, would have a metal plate, as unpointed as possible, on its >spire, so as to discourage discharge but still provide a path to ground. Ah, but if you do get a local discharge, you want to be very sure it goes into the rod, not the building frame. So there is still a reason for trying to make the rod conspicuous to the lightning. -- MSDOS is not dead, it just | Henry Spencer at U of Toronto Zoology smells that way. | uunet!mnetor!utzoo!henry henry@zoo.toronto.edu
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Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!utzoo!henry From: henry@utzoo.uucp (Henry Spencer) Subject: Re: Lightning rods. Was: Protecting com Message-ID: <1988Jul25.163404.18143@utzoo.uucp> Organization: U of Toronto Zoology References: <6179@aw.sei.cmu.edu> <44000015@pyr1.cs.ucl.ac.uk> Date: Mon, 25 Jul 88 16:34:04 GMT