3. Minimum depth of ballast prescribed of B.G. trunk lines of Indian Railways, is
4. Boxing of ballast is done
5. Best ballast contains stones varying in size from
6. For holding a rail in position, no chairs are used for
7. Distance between the inner rail and check rail provided on sharp curve, is
8. Coal ash (or cinder) is used in initial stages of a new construction of railway for
9. Pot sleepers are in the form of
10. In railways a triangle is mainly provided for
11. A kink is made in stock rails, ahead of the toe of switch at a distance of
12. Which of the following statements about Babur’s administration is correct?
13. Rails are bent to correct curvature if the degree of curve, is more than
14. In India the rails are manufactured by
15. Rail section first designed on Indian railways, was
16. A scissors cross-over consists of
17. To prevent percolation of water into formation, moorum is used as a blanket for
18. Distance between inner faces of the flanges, is kept
19. Wooden sleepers used on the girders of bridges, are generally made of
20. Economic growth is usually coupled with?
21. If D is distance between centres of two parallel track of gauge G, then, total length of cross-over (from the point of commencement to the point of termination) with an intermediate straight portion and N crossing, is given by
22. If a 0.7% upgrade meets a 0.65% downgrade at a summit and the permissible rate of change of grade per chain length is 0.10%, the length of the vertical curve, is
23. Overall depth of a dog spike, is
24. Best wood for wooden sleepers is
25. The rail section which is not used on Indian metre gauge tracks, is