The levers in our body

That Theoretical Physicist

ballerina

Archimedes once said, “Give me a place to stand and I will move the Earth.” It was Archimedes who came up with the idea of levers which will reduce our effort in moving heavy load. Levers are simple machines which makes our lifting and moving of things easier. We use a variety of levers in our daily life to make many tasks done with less effort.

A lever works around a fixed point called pivot or fulcrum (F). It is a point about which the lever moves. Load is the weight to be lifted or moved using the lever and is represented by L.Effort is the input force applied by us and is represented by E. Levers are classified into three based on the positions of the Fulcrum, Load and Effort.

Class 1: Fulcrum between Load and Effort. Examples include scissors and wire cutters.

Class 1 lever Class 1…

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