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  1. Oct 2020
  2. phys.libretexts.org phys.libretexts.org
    2.4: Mechanical Energy
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    1. abbi123 14 Oct 2020
      When a net force acting on a physical system has a component in the direction of its motion, there is work done.

      if the force and displacement are in the same direction then work is being done

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    phys.libretexts.org/Courses/University_of_California_Davis/UCD:_Physics_7A_-_General_Physics/02:_Applying_Models_to_Mechanical_Phenomena/2.04:_Mechanical_Energy