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Physics I
> Force Work Power Energy and Machines
Force Work Power Energy and Machines
Levers of the 2
nd
Order [Class II Levers]
In these type of levers the load is situated between fulcrum and effort.(shown in the figure below)
Levers of second order
As the effort arm is always greater than the load arm, M.A. of class II levers is always > 1. It acts as a force multiplier.
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Force Work Power Energy and Machines
Machine
Simple Machines
Levers
Levers of the 1st Order [Class I Levers]
Levers of the 2nd Order [Class II Levers]
Levers of the 3rd Order [Class III Levers]
Pulleys
The Inclined Plane
Gears
Wheel and Axle
Summary
Animations
Three Classes of Levers
Classification of Levers
Balancing a See-Saw
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