Topic: Different Classes of Levers
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Answers to Common Questions
What is a First Class Lever?
A first class fever is a machine that has a point on it called a fulcrum. A first class lever is similar to a see saw. Scissors are another example of a first class lever. You can find more information here: http://www.worsleyschool.net/sci... Read More »
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What is a Second Class Lever?
A second class lever has a fulcrum at one end and force is applied to the other end. Nail clippers, nutcrackers, wrenches and wheelbarrows are examples of second class levers. Read More »
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What are the Three Classes of Levers?
The three classes of levers are simply labeled first, second, and third class. A first class lever would be a seesaw, while a second class would be a bottle opener. A third class example would be a broom or baseball bat. Read More »
Source: http://answers.ask.com/Science/Other/what_are_the_three_classes_o...
Featured Content:
Different Classes of Levers
Used for centuries, levers are still considered the easiest ways to lift heavy loads. Of the five types of simple machines, levers use the basic principles of force, pivot and load. Force is the effort put… More »
Source: www.ehow.com
More Common Questions
Answers to Other Common Questions
Some examples of third class levers are a hammer, your arm, a stapler, tongs or tweezers. The fulcrum is at one end and force is applied on the other. The output load is less than the input.
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Source: http://answers.ask.com/Science/Physics/what_is_a_third_class_leve...
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Source: http://wiki.answers.com/Q/How_different_are_classes_of_levers_in_...
They simply differ by the positions of the load and the fulcrum relative to the pivot. CLASS ONE: fulcrum is in between load and effort. CLASS TWO: load is in between fulcrum and effort. CLASS THREE: effort is in between load and fulcrum. 1...
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Source: http://wiki.answers.com/Q/How_do_three_classes_of_levers_differ
the first class levers have the fulcrum in the middle and the resistance and effort on the two sides second class levers have the resistance in the middle and the fulcrum and the effort on the two sides
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Source: http://wiki.answers.com/Q/How_are_first_class_levers_different_fr...
It depended on who had more money. First class people got best conditions because they paid more. Second class was second best and third class was third best. Its all about money and sociability .
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Source: http://wiki.answers.com/Q/What_is_the_difference_between_first_cl...
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 triceps brachii, however, acts as a class 1 lever to extend the arm. I...
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Source: http://wiki.answers.com/Q/What_class_lever_is_the_arm
