Wheel and Axle

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“Considered as a lever, the fulcrum is at the common axis, while the arms of the lever are the radii of the wheel and of the axle. The usual arrangement is to take ac, the radius of the wheel, as the power arm, and bc , the radius of the axle, as the weight arm.” -Avery 1895


Elroy M. Avery School Physics (New York: Sheldon and Company, 1895) 139


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