Gali250
Gali250
13-08-2014
Physics
contestada
Compare and contrast the three
classes of levers.
Respuesta :
AL2006
AL2006
13-08-2014
Class I .
. .
The fulcrum is between the effort and the load.
The mechanical advantage may be any positive number, more or less than ' 1 '.
Class II .
. .
The load is between the fulcrum and the effort.
The mechanical advantage is always greater than ' 1 '.
Class III .
. .
The effort is between the fulcrum and the load.
The mechanical advantage is always less than ' 1 '.
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