500 Best Highway Engineering MCQ
Q49). The inward tilt given to the cross-section of the road surface, throughout the length of the horizontal curve, is known as
a).Super-elevation
b).Cant
c).Banking
d).All of these
Correct Answer:
All of these
Explanation:
Q50). The raising of outer edge of the road above the inner edge is known as
a).Super-elevation
b).Cant
c).Banking
d).All of these
Correct Answer:
All of these
Explanation:
Q51). Super-elevation is expressed as
a).The difference of heights of two edges of the carriage-way to the width of the carriage-way
b).The difference of radii of curves
c).The difference of the road gradients
d).None of the above
Correct Answer:
The difference of heights of two edges of the carriage-way to the width of the carriage-way
Explanation:
Q52). The main advantage of providing super-elevation is
a).To decrease the intensity of stresses on the foundation
b).To increase the stability of the fast moving vehicles, when they negotiate a horizontal curve
c).To achieve higher speed of vehicles
d).All of the above
Correct Answer:
All of the above
Explanation:
Q53). In the absence of super-elevation on road along curves, pot holes are likely to occur at the ………. Of the road
a).Centre
b).Outer edge
c).Inner edge
d).None of these
Correct Answer:
Outer edge
Explanation:
Q54). To prevent the overturning of a bullock cart on curves, the maximum value of super-elevation as prescribed by the Indian Roads Congress is
a).1 in 5
b).1 in 10
c).1 in 15
d).1 in 20
Correct Answer:
1 in 15
Explanation:
Q55). The super-elevation is
a).Directly proportional to the velocity of vehicles
b).Inversely proportional to the velocity of vehicles
c).Directly proportional to the width of pavement
d).Inversely proportional to the width of pavement
Correct Answer:
Directly proportional to the velocity of vehicles
Explanation:
Q56). If the width of carriage way is 10 m and the outer edge is 40 cm higher than the inner edge, then the super-elevation required is
a).1 in 25
b).1 in 100
c).1 in 400
d).None of these
Correct Answer:
1 in 25
Explanation: