Lever
Актуализирано: 11/16/2018
Lever

Описание на Статията

A lever is a simple machine that can be used to lift a heavy load. They consist of a hinge or fulcrum and a rigid beam. Levers can be put into 3 classes depending on the location of the load, effort and fulcrum.

Текст на Статията

  • LEVER A lever is a simple machine that can be used to lift a heavy load. They consist of a hinge or fulcrum and a rigid beam. Levers can be put into 3 classes depending on the location of the load, effort and fulcrum.