According to Jon Bertrand: > A Common Physics Demo: > > Picture the magnetic field around an "infinitely long" wire. Physics > dudes use the Right-Hand-Rule. Point your thumb along the wire in the > direction of the current, curl your fingers around the wire. Your > fingers are the magnetic flux lines. > Ohh this brings back memories of physics test of long long ago. I was busy writing the answers to the questions, my right had was already occupied with a pencil. As not to loose much time I used my left hand and missed the question. It took a long time to figure out how I missed it but hey you didn't tell people to use their right hand to use the right-hand-rule either -- Les Troyer Sr. Analyst Siemens Power Corp 2101 Horn Rapids Rd. Richland, Wa. 99352-0130 Voice (509) 375-8695 Fax (509) 375-8940 Operator (509) 375-8100 email ljt@nfuel.com Ad Hoc, Ad Loc, Quid Pro Quo; So Little Time SO Much To Know. -Jeromy Hillery Dillery Boo, PHD, MS and Q