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Q: What will be ruling minimum radius for horizontal curve of NH (National Highway) in plain terrain ? in plain terrain ? (Assume ruling design speed = 127 km/h, minimum design speed = 80 km/h, rate of super elevation e = 0.05 and coefficient of friction = 0.05)
  • A. 800 m
  • B. 1270 m
  • C. 400 m
  • D. 1300 m
Correct Answer: Option B -
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Explanations:

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