Simple machines

Simple machines and formulas:                                       

-Pulleys:MA=2n

-Inclined planes:IMA=l/h

-Wheel and axle:IMA=Rin/Rout

-Screw:MA=pi times d/l

-First class levers:IMA=d1/d2

-Second class levers:IMA=d1/d2

-Third class levers:IMA=d1/d2

Wheel and axle

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