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Reaction of Road on Car

  • When a car moves on a concave bridge (Fig. 7) then
     
    Centripetal force = R – mg cos θ 36779.png and reaction R = mg cos θ + 38346.png
     
    36773.png
    Fig. 7
  • When a car moves on a convex bridge (Fig. 8), then
     
    Centripetal force = mg cos θ – R 38358.png and reaction 38352.png
     
    36760.png
    Fig. 8




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