F = (DW - UW) / 2

Bradley M. Snook bradley@rice.edu
Thu, 22 May 2003 11:33:28 -0500


Why is Friction (F) found by subtracting Upweight (UW) from Downweight (DW),
then dividing by 2? Why do we divide by two? Is that to compensate for
action geometry? Why don't we just use DW - UW to find the friction?

Bradley M. Snook
Graduate Student in Piano Technology (M.Mus)
Rice University, Shepherd School of Music


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