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Homework answers / question archive / A lever is a simple machine comprised of a long beam or rod that is fixed to a pivot point (fulcrum) onto which a load is attached and an effort force is applied

A lever is a simple machine comprised of a long beam or rod that is fixed to a pivot point (fulcrum) onto which a load is attached and an effort force is applied

Physics

A lever is a simple machine comprised of a long beam or rod that is fixed to a pivot point (fulcrum) onto which a load is attached and an effort force is applied.

Levers to reduce the amount of effort force required to move a load, providing a mechanical advantage. Longer levers provide a greater mechanical advantage.

This very short video explains levers very well:

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