No, the string does not have to be a very good insulator as long as you suspend it from something that is. A glass rod, for example.
Met vriendelijke groet, Rob Klein verstuurd vanaf mijn smartphone Op 23 jul. 2019 01:01, om 01:01, Laurence Motteram <[email protected]> schreef: >Does the string really have to be a very good insulator? It is long >and has a small cross section, and is electrically in parallel with the >case of the battery. > > >Best Regards, > >Laurence Motteram >Calibration & Service Manager >Scientific Devices Australia >Ph: +61 (0)3 9569 1366 >M: +61 (0)425 765 019 >https://scientific-devices.com.au >[email protected] > > >-----Original Message----- >From: volt-nuts [mailto:[email protected]] On Behalf Of >Dr. David Kirkby >Sent: Tuesday, 23 July 2019 4:17 AM >To: Discussion of precise voltage measurement >Subject: [volt-nuts] Can anyone suggest a good flexible insulator to >make an “Oxford Bell” > >I have been discussing with some friends about the Oxford Bell with a >view >to making one. One guy can not believe a battery can last 175 years. > >Anyway, I was wondering what would make a good insulator to suspend the >ball. I thought of nylon fishing like, but can anyone think of a better >insulator? Obviously PTFE is a good insulator, but it’s not exactly >flexible. Nor is sapphire. > >Dave >-- >Dr. David Kirkby, >_______________________________________________ >volt-nuts mailing list -- [email protected] >To unsubscribe, go to >http://lists.febo.com/mailman/listinfo/volt-nuts_lists.febo.com >and follow the instructions there. >_______________________________________________ >volt-nuts mailing list -- [email protected] >To unsubscribe, go to >http://lists.febo.com/mailman/listinfo/volt-nuts_lists.febo.com >and follow the instructions there. _______________________________________________ volt-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/volt-nuts_lists.febo.com and follow the instructions there.
