Simple Machines

by lindee lacy

The screw ; c=2(pi) (r)
Wedge ; ma d1/d2
Pulley ; ma=2m
Inclined plane ; ma=1/h
Lever ; f2=d2
Wheel and Axle ; ma=wr/ar
1st class lever ; ma=id/od
2nd class lever ; fe=de
3rd class lever ; fe=lb

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