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Is an arm a first class lever?

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No it isn't. It is a third class lever.
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Is a can opener a first class lever?

There are three classes of levers and each represents a positional configuration of the fulcrum, the load and the force on the lever: Class 1: The fulcrum is located between

What class lever is the arm?

The biceps brachii acts as a class 3 lever to flex the arm. The deltoid also acts as a class 3 lever to abduct the arm, as does the teres major in adducting the arm. The trice

How is the arm an example of a third class lever?

In third class levers effort P is in between the fulcrum F and the load W. According to the principle of lever, W/P=effort arm/load arm, here effort arm is always less tha

How a first class lever works?

the fulcrum lies between the effort and load the effort or force and makes it possible to perform the work

Examples of first class lever?

first class levers have fulcrum at center and load and effort at extremes, examples are seesaw and scissor.

How does a first class lever differ from a second class lever?

In a first class lever the fulcrum is at the middle. load and effort are applied at two ends. eg scissors. In second class lever fulcrum is at one end and effort is at other

How can a pole be a first class lever and a second class lever?

A first class lever takes place when the fulcrum is between the force and load. This is possible by lifting the pole and balancing it with your hand. A second class lever take