Question

Lever is used to lift things. Ture or false ​

Answer 1

Answer:

A lever is rigid rod which is free to move about a fixed point. The fixed point is called Fulcrum. The force which is applied is Effort and the object to be lifted is Load. Types of Levers: There are three types of levers.

Explanation:

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Answer 2

Answer:

True

Explanation:

Levers can be used to exert a large force over a small distance at one end by exerting only a small force(effort) over a greater distance at the other. see-saw, bottle opener, etc. A lever  is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum.A lever works by reducing the amount of force needed to move an object or lift a load. A lever does this by increasing the distance through which the force acts.

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