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posted by brandi Monday, July 15, 2013 at 1:34pm.
find the radius of a pulley if rotating the pulley 108.03 degrees raises the pulley 37.3mm
arc/circumference = angle/360° 37.3/2πr = 108.03/360 2πr(108.03) = 37.3(360) r = 19.783 mm
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