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Old 07-16-2012, 08:18 PM
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nat1971a nat1971a is offline
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Just in case you miss it. Pages 115-116 of the book (page number 138-139 of the pdf). The mass matching of the coils is described on page 115 at the bottom.

"the weight on this helix happened to be precisely the same as that of the coil.....the shock was almost too intense..."
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Last edited by nat1971a; 07-16-2012 at 08:25 PM.
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