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Class 2 Lever Calculator Online

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The Class 2 Lever Calculator is a tool designed to calculate the mechanical advantage (MA) of a Class 2 lever based on the input of the effort arm length and load arm length. This tool aids in understanding the leverage achieved when using a Class 2 lever in various mechanical systems.

Formula of Class 2 Lever Calculator

The formula used in the Calculator is:

MA = Length of Effort Arm / Length of Load Arm

In this formula:

  • Length of Effort Arm is the distance from the applied force (effort) to the fulcrum.
  • Length of Load Arm is the distance from the load (resistance) to the fulcrum.
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General Terms Table

Here’s a table of general terms related to lever mechanics that people commonly search for, providing helpful insights without the need for manual calculations:

TermDefinition
FulcrumThe point on which a lever pivots.
EffortThe force applied to the lever to move the load.
LoadThe resistance being lifted or moved by the lever.
Mechanical AdvantageThe ratio of the output force exerted by a machine to the input force applied to it.

Example of Class 2 Lever Calculator

Let’s consider an example to illustrate the use of the Calculator:

Suppose we have a Class 2 lever where the effort arm length is 3 meters and the load arm length is 2 meters. Using the formula mentioned earlier:

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MA = 3 / 2 = 1.5

So, the mechanical advantage of this Class 2 lever is 1.5.

Most Common FAQs

Q: How do I measure the effort arm length and load arm length?

A: To measure the effort arm length, measure the distance from the point where the effort is applied to the fulcrum. For the load arm length, measure the distance from the load to the fulcrum.

Q: What does a mechanical advantage greater than 1 indicate?

A: A mechanical advantage greater than 1 indicates that the lever system amplifies the input force, making it easier to lift or move the load compared to applying the force directly.

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