Highway Engineering exam questions pdf - Set 17 - ObjectiveBooks

# Practice Test: Question Set - 17

1. If R is the radius of a main circular curve, Î” is the angle of deflection and Î± is the polar deflection angle of any point, its radial distance is
(A) 3 R √(sin Î”/3 sin 2Î±)
(B) 3 R √(sin Î”/2 sin 3Î±)
(C) 3 R √(sin Î”/3 sin Î±/2)
(D) 3 R √(sin 2Î” sin Î±)

2. Raising of outer edge of a road with respect to inner edge, is known
(A) Super elevation
(B) Cant
(C) Banking
(D) All the above

3. The G.T. road from Lahore to Calcutta in undivided India, was constructed during
(A) 3495-3500 BC
(B) 265-270 BC
(C) 1540-1545 AD
(D) 1440-1450 AD

4. Endoscope is used to determine
(A) Spot speed
(B) Average speed
(C) Travel time
(D) None of these

5. The minimum road width is taken
(A) 9 m
(B) 12 m
(C) 16 m
(D) 20 m

6. Newly constructed pavement with ordinary Portland cement attains its working strength after
(A) 7 days
(B) 14 days
(C) 21 days
(D) 28 days

7. The maximum comfortable retardation applied to moving vehicles, is
(A) 3.42 m/sec2
(B) 4.42 m/sec2
(C) 5.56 m/sec2
(D) 7.80 m/sec2

8. For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is
(A) 1 sec
(B) 1.5 sec
(C) 2.0 sec
(D) 2.5 sec

9. Horizontal curves on highways are provided
(A) To break the monotony of driving
(B) To discourage the tendency to increase speed
(C) To decrease the mental strain on drivers
(D) All the above

10. Bottom-most component of a flexible pavement, is
(A) Sub-grade
(B) Sub-base
(C) Base
(D) Base course

11. For a properly designed vehicle, the resistance generally ignored, is
(A) Wind resistance
(B) Rolling resistance
(C) Grade resistance
(D) Axle resistance

12. If the difference in elevation of an edge of the pavement 9 m wide and its crown is 15 cm, the camber of the pavement, is
(A) 1 in 60
(B) 1 in 45
(C) 1 in 30
(D) 1 in 15

13. A subsidiary area in a carriageway placed so as to control the movement of the traffic, is
(A) Median strip
(B) Island
(C) Flower bed
(D) Refuge

14. Traffic engineering only includes
(A) Planning of regulatory measures
(B) Design and application of control devices
(C) Analysis of traffic characteristics
(D) All the above

15. The traffic manoeuvre means
(A) Diverging
(B) Merging
(C) Crossing
(D) All the above

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