lctr08_09_s12

lctr08_09_s12 - 3.1Particleequilibriumin2D...

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With  a  =  0 ,  Newton’s 2nd law  Σ F  =  m   a  )  in two  dimensions becomes:                     Σ   F  = ( Σ  Fxi +  ( Σ  Fyi  =  0 Imposition of static equilibrium of a particle in 2D  generates  two independent equations for each particle : Σ  Fxi  = 0          Σ  Fyi  = 0    § 3.1 Particle equilibrium in 2D
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Free Body Diagrams Free Body Diagrams (FBDs).  A FBD refers to a process of isolating or “making free” a  particle from its surroundings.  It is  imperative  to begin any enforcement of equilibrium  with a FBD, as the FBD shows all the forces that act on the particle or body.
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Procedure for drawing FBDs 1)  Decide on the particle whose equilibrium you want to analyze (you may be interested  in more than one).
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This note was uploaded on 03/15/2012 for the course EMA 201 taught by Professor Witt during the Spring '08 term at Wisconsin.

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lctr08_09_s12 - 3.1Particleequilibriumin2D...

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