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Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!apple!ames!think!bloom-beacon!mit-eddie!fenchurch!jbs
From: jbs@fenchurch.mit.edu (Jeffrey Siegal)
Newsgroups: sci.electronics,sci.physics
Subject: Re: HV Cap Fun!
Keywords: capacitor,energy,paradox
Message-ID: <11888@eddie.MIT.EDU>
Date: 3 Jun 89 03:23:38 GMT
References: <4924@m2c.M2C.ORG> <3806@mit-amt> <20772@quacky.mips.COM> <8742@fluke.COM> <747@eplunix.UUCP>
Sender: uucp@eddie.MIT.EDU
Reply-To: jbs@fenchurch.UUCP (Jeffrey Siegal)
Organization: MIT, EE/CS Computer Facilities, Cambridge, MA
Lines: 12

In article <747@eplunix.UUCP> raoul@eplunix.UUCP (Otero) writes:
>Capacitors also pretty much contain their fields between their plates,
>where inductors' fields project beyond their cores and cause no end
>of grief....

Not if the inductor is torus (doughnut) shaped.  In this case the
field is completely internal.

Anyone know how close to "perfect" toroidal superconducting inductors
are?

Jeffrey Siegal