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Gene:Take a piece of 1/2" aluminum rod about 30 cm long or so. Attach one
Do you have a sketch or picture of this setup? I'd like to recreate it
in my own class. How long a rod, and what metal? A sewing pin, a nail
or what for the rotating pin?
Dan M
Dan MacIsaac, Assistant Professor of Physics and Astronomy, Northern AZ Univ
danmac@nau.edu http://purcell.phy.nau.edu PHYS-L list owner