Railways problems
- 1. Pick up the incorrect statement from the following. Required tilt of 1 in 20 is provided
Options- A. to the tops of rails
- B. at rail seats in bearing plates
- C. at rail seats in chairs
- D. at rail seats in metal sleepers. Discuss
Correct Answer: to the tops of rails
- 2. To avoid the damage of nose of crossing, the wing rails are ramped so that nose of crossing remains at a lower level by
Options- A. 3 mm
- B. 4 mm
- C. 5 mm
- D. 6 mm. Discuss
Correct Answer: 3 mm
- 3. Sand may be used as ballast for
Options- A. wooden sleepers
- B. steel sleepers
- C. cast iron sleepers
- D. all the above. Discuss
Correct Answer: cast iron sleepers
- 4. If G is gauge distance and a is crossing, the distance between the nose of acute crossing and nose of obtuse crossing of a rail diamond, measured along the rail not forming the diamond, is
Options- A. G cot ?
- B. G tan ?
- C. G sin ?
- D. G cos ? Discuss
Correct Answer: G cot ?
- 5. In a railway track, permissible gauge with tolerance under loaded condition, is
Options- A. G + 0.1 mm
- B. G + 1.5 mm
- C. G - l.O mm
- D. G - 1.5mm
- E. G - 20 mm Discuss
Correct Answer: G + 1.5 mm
- 6. On Indian Railways, angle of crossing between gauge faces of Vee, is generally calculated by
Options- A. Cole's method
- B. Centre line method
- C. Isosceles triangle method
- D. both (a) and (b) Discuss
Correct Answer: Cole's method
- 7. If w is width of sleepers, s is sleeper spacing and d is depth of ballast then
Options- A.
- B.
- C.
- D.
- E.
Discuss
Correct Answer:
- 8. Weight and cross section of the rails are decided on
Options- A. gauge of tracks
- B. speed of trains
- C. spacing of sleepers
- D. type of rails
- E. all the above. Discuss
Correct Answer: all the above.
- 9. For even distribution of load through ballast, load dispersal is assumed as
Options- A. 30° to the vertical
- B. 45° to the vertical
- C. 60° to the vertical
- D. none of these. Discuss
Correct Answer: 45° to the vertical
- 10. Check rails are provided on inner side of inner rails if sharpness of a B.G. curve, is more than
Options- A. 3°
- B. 5°
- C. 6°
- D. 8° Discuss
Correct Answer: 8°
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