for disasion
to weighing mass
A lever can rotate around the fixed point that is called a pivot. Levers are used to reduce the force need to do a particular task.
to make your work easier . to less the working time
class 3
A wedge and a lever.
What is the function of each part of the lever
The third class lever is the most common lever in the body.
In a lever system, the input force is supplied by the muscles attached to the bone that acts as the lever. These muscles contract and exert force to move the lever around a joint, allowing for movement.
A lever pivots on its fulcrum, which is the fixed point where the lever rotates. The position of the fulcrum affects the mechanical advantage and function of the lever.
class III lever
lever pulled out, having trouble getting the lever locked back in place
The simplest lever can be constructed with a ruler and an eraser. Place the ruler on top of the eraser and you have a lever. Many other objects can perform the same function
Your arm
to weighing mass
Try pushing the lever away from you, pulling the lever is a signaling function.
yes
The function of a rocker arm is to control a valve in an engine. The rocker arm is a lever that rocks.