Online Civil Engineering Objective Questions- Railway Engineering Set 10 - ObjectiveBooks

# Practice Test: Question Set - 10

1. Packing of ballast is done
(A) Near the ends of sleepers
(B) On the shoulders
(C) Under sleepers
(D) Between two rails

2. The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as
(A) 10 mm
(B) 13 mm
(C) 16 mm
(D) 19 mm

3. The rail section which is not used on Indian Broad Gauge tracks, is
(A) 35 R
(B) 40 R
(C) 45 R
(D) 55 R

4. In a diamond crossing, numbers of noses are
(A) 2
(B) 3
(C) 4
(D) 6

5. Number of cotters used in CST-9 sleepers is
(A) 2
(B) 3
(C) 4
(D) 5

6. In Indian railways, plate laying is usually done by
(A) Side method
(B) Telescopic method
(C) American method
(D) All the above

7. Pick up the correct statement from the following:
(A) The line which connects a number of parallel tracks, and also provides an access to main track, is called a gathering line
(B) With a diagonal gathering line, the length of the siding decreases with increase of its distance from main track
(C) To have sidings of same length, a diagonal line is laid at one end and a parallel gathering line at the other end
(D) All the above

8. A Broad Gauge branch line takes off as a contrary flexure from a main line. If the super-elevation required for branch line is 10 mm and cant deficiency is 75 mm, the super-elevation to be actually provided on the branch line will be
(A) 10 mm
(B) 64 mm
(C) 85 mm
(D) 65 mm

9. The angle between the gauge faces of the stock rail and tongue rail, is called
(A) Switch angle
(B) Angle of crossing
(C) Angle of turnout
(D) None of these

10. In permanent way, ballast
(A) Transfers load from sleepers to the formation
(B) Provides an elastic bed to the track
(C) Provides a drainage of track
(D) All the above

11. Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting?
(A) Triangle
(B) Turntable
(C) Traverser
(D) Scotch block

12. If absolute levels of rails at the consecutive axles AB, and C separated by 1.8 metres are 100.505 m, 100.530 m, and 100.525 m respectively, the unevenness of rails, is
(A) 0.065 m
(B) 0.055 m
(C) 0.045 m
(D) 0.035 m

13. Spacing of sleepers
(A) Throughout the length of a rail is kept uniform
(B) Near rail joints, is kept closer
(C) At the middle of rails, is kept closer
(D) None of these

14. For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and 'G' = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)
(A) 0.168 cm
(B) -0.168 cm
(C) 7.432 cm
(D) 7.768 cm

15. Distance between the inner rail and check rail provided on sharp curve, is
(A) 40 mm
(B) 42 mm
(C) 44 mm
(D) 46 mm

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