>-----Original Message----- >From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] >Sent: 21 October 2005 15:09 >To: piclist@mit.edu >Subject: [EE] Resistance between 2 points of a uniform material > > >I have a theoretical question to ask. > >Consider an infinite plane of a uniform resistivity material (e.g., >conductive foam). > >Take two points A and B a fixed distance apart in this plane: > > <^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^> > < > > < A B > > < > > > >How, using techniques of electrical engineering, can the >resistance in ohms >be calculated between points A and B? > >Obviously it can be measured easily in practice by simply placing one >ohmmeter probe at A and the other at B. But how could it be >calculated from >theory? > >It would seem this problem should be easy, similar to EMF field >calculations for potential difference, etc., however it's not >obvious to me >as to how this could be done. > >Any suggestions or experience? http://rec-puzzles.org/new/sol.pl/physics/resistors Number 5 Regards Mike ======================================================================= This e-mail is intended for the person it is addressed to only. The information contained in it may be confidential and/or protected by law. If you are not the intended recipient of this message, you must not make any use of this information, or copy or show it to any person. Please contact us immediately to tell us that you have received this e-mail, and return the original to us. Any use, forwarding, printing or copying of this message is strictly prohibited. No part of this message can be considered a request for goods or services. ======================================================================= -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist