First, second and third class lever system graphic


First, second and third class lever systems
lever_systems_jl.pngFirst, second and third class lever systems

This image shows the relative positions of the fulcrum, load and effort in a first, second and third class lever. First class lever is load, fulcrum, effort. Second class lever is fulcrum, load, effort. Third class lever is fulcrum, effort, load.


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