Ericcastillo73 Ericcastillo73
  • 12-01-2015
  • Physics
contestada

Cite an example in which a force is exerted on an object without doing work on the object

Respuesta :

AL2006
AL2006 AL2006
  • 12-01-2015

The classic example is pushing on a brick wall as hard as you can.
No matter how hard you push on it, the wall is not going anywhere.

Since
            Work = (force) x (distance),
and  
           distance = 0,
it turns out that
           Work = (force) x (0)  =  0 .


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