Set up Comments - Mel Pomerantz

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Submitted by Mel Pomerantz on Mon, 09/30/2013 - 00:19
Demo Name: 
Iron filings around a high current vertical wire on OHP to show field.
Set-up Comments: 
Let's try to show this again, with compass needles to show direction of field. I left a pen and pencil on the OHP. Please hold them for me. Thanks.
Professor Name: 
Mel Pomerantz