Date: Wed, 16 Feb 2005 12:29:35 -0600
Author: "Cliff Bettis"
Subject: Re: charge polarity?
A lower cost way of more directly verifying the charge polarity: charge an
electroscope with a HV power supply and then bring up the charged object
whose polarity you wish and see whether it increases or reduces the
From email@example.com Wed Feb 16 13:59:20 2005