levers

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levers

lever types

third generation

second generation

primera generacion

¿What are the levers?

The lever is a movable bar that pivots on a fulcrum attached to a fixed point. The lever works by applying forces at different distances from the fulcrum, or a pivot. For your arm, leg or any part of the body to move muscles and bones must work together like a series of levers.

Production of rotation on the levers

For rotation to occur, an eccentric force must be applied. Class 1 lever built for balance, Class 2 lever to save effort, and Class 3 lever for speed and range of motion.

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