Discussion
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- Question
If L1 and L2 are actual and theoretical lengths of a tongue rail, d is heel divergence and t is thickness of tongue rail at toe, the switch angle ? is
Options- A.
- B.
- C.
- D.
- E.
- Correct Answer
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- 1. Pick up the incorrect statement from the following:
Options- A. Sleepers hold the rails at proper gauge on straights
- B. Sleepers provide stability to the permanent way
- C. Sleepers act as an elastic cushion between rails and ballast
- D. Sleepers transfer load of moving trains to ballast
- E. None of the these. Discuss
- 2. Rails are bent to correct curvature if the degree of curve, is more than
Options- A. 1°
- B. 2°
- C. 3°
- D. 4°
- E. 6° Discuss
- 3. Wooden sleepers used on the girders of bridges, are generally made of
Options- A. sal
- B. chir
- C. teak
- D. deodar. Discuss
- 4. Coal ash (or cinder) is used in initial stages of a new construction of railway for
Options- A. wooden sleepers
- B. steel sleepers
- C. cast iron sleepers
- D. none of these. Discuss
- 5. Charles Vignoles invented the flat footed rails in
Options- A. 1814
- B. 1836
- C. 1846
- D. 1856
- E. 1873 Discuss
- 6. Dimensions of a plate girder, are :
Options- A. 851 mm x 851 mm
- B. 255 mm x 254 mm
- C. 851 mm x 254 mm
- D. 551 mm x 254 mm Discuss
- 7. Best ballast contains stones varying in size from
Options- A. 1.5 cm to 3 cm
- B. 2.0 cm to 4 cm
- C. 2.0 cm to 5 cm
- D. 2.5 cm to 6 cm Discuss
- 8. Minimum depth of ballast prescribed of B.G. trunk lines of Indian Railways, is
Options- A. 20 cm
- B. 15 cm
- C. 25 cm
- D. 30 cm
- E. 35 cm Discuss
- 9. To design a cross-over between parallel tracks, the required components are :
Options- A. two switch, points, two acute angle crossings and two check rails
- B. two switch points, two acute angle crossings and four check rails
- C. two switch points, two acute angle crossings and six check rails
- D. none of these. Discuss
- 10. On a straight railway track, absolute levels at point A on two rails are 100.550 m and 100.530 m and the absolute levels at point B 100 m apart are 100.585 m and 100.515 m respectively, the value of twist of rails per metre run, is
Options- A. 0.4 mm
- B. 0.5 mm
- C. 0.7 mm
- D. 0.8 mm
- E. 1.0 mm Discuss
Railways problems
Search Results
Correct Answer: None of the these.
Correct Answer: 4°
Correct Answer: teak
Correct Answer: wooden sleepers
Correct Answer: 1836
Correct Answer: 851 mm x 254 mm
Correct Answer: 2.0 cm to 5 cm
Correct Answer: 25 cm
Correct Answer: two switch points, two acute angle crossings and four check rails
Correct Answer: 0.5 mm
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