One kind is the fulcrum
A wheel and axle is a special kind of lever, as it combines rotational motion (wheel) with linear motion (lever) to make work easier.
The first kind of lever is a class 1 lever, where the fulcrum is located between the effort force and the load. Examples include a seesaw and scissors.
Yes, a hammer is a kind of lever. When you swing a hammer, you are using it as a lever to apply force to a particular point. The handle acts as the lever arm to increase the force applied to the head of the hammer.
A knife could be a lever or wedge depending on what kind and how you use it. If it's just between lever and inclined plane its lever, NOT inclined plane
A stapler is a class 1 lever, where the fulcrum is located at one end, the effort is applied at the other end, and the load is in the middle.
wedge is another simple machine kind of lever
Technically, it is. Each blade is a lever, with the axle being the fulcrum of each lever.
it is a 2nd class lever
it is a 2nd class lever
What is the function of each part of the lever
First class lever.
Lever.
it is a 2nd class lever
is a 2 class 2 lever
lever
A wheel and axle is a special kind of lever, as it combines rotational motion (wheel) with linear motion (lever) to make work easier.
The first kind of lever is a class 1 lever, where the fulcrum is located between the effort force and the load. Examples include a seesaw and scissors.