laksdnflkasnd7008 laksdnflkasnd7008
  • 25-01-2024
  • Physics
contestada

If +0.8% grade meets -0.7% grade and the rate of change of grade for 30 m distance is 0.05, the
length of the vertical curve will be
(A) 600 m
(B) 700 m
(C) 800 m
(D) 900 m

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