From the work-energy theorem: −F⋅ s = − 1/2mv² Solving for the retarding force (F): F= 21 ⋅ smv²/s This gives the magnitude of the retarding force needed to stop the object over the displacement s.
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From the work-energy theorem: −F⋅ s = − 1/2mv² Solving for the retarding force (F): F= 21 ⋅ smv²/s This gives the magnitude of the retarding force needed to stop the object over the displacement s.