11. As per IRC recommendations, the maximum limit of super elevation for mixed traffic in plain terrain is
12. If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be
13. The most efficient traffic signal system is
14. The terrain may be classified as rolling terrain if the cross slope of land is
15. Rigidity factor for a tyre pressure greater than 7 kg/cm2 is
16. Reaction time of a driver
17. For rapid curing cutbacks, the oil used is
18. “Dead Slow” is a
19. The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is
20. Length of a vehicle affects
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