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Civil Engineering :: Railways

  1. Spacing of sleepers

  2. 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.


  3. Rail section is generally designated by its

  4. A.

    total weight

    B.
    total length
    C.

    weight per metre length

    D.

    area of its cross-section.


  5. Pick up the correct statement from the following:

  6. A.

    Length of tongue rail should be greater than rigid wheel base of vehicle

    B.

    Stock rail should be longer than tongue rail

    C.
    Length of stock rail ahead of the toe should be a minimum of 1.65 m
    D.

    All the above.


  7. Total effective bearing area of both the bowls of a pot sleeper, is

  8. A.

    slightly more than that of a wooden sleeper

    B.

    slightly less than that of a wooden sleeper

    C.

    equal to that of a wooden sleeper

    D.

    none of these.


  9. For metal sleepers with rounded edges, maximum size of ballast, is

  10. A.

    50 mm

    B.

    40 mm

    C.

    30 mm

    D.

    25 cm

    E.

    20 mm


  11. 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

  12. A.

    G cot α

    B.

    G tan α

    C.

    G sin α

    D.

    G cos α


  13. On Indian Railways, number of a crossing is defined as

  14. A.

    sine of angle of crossing

    B.

    consine of angle of crossing

    C.

    tangent of angle of crossing

    D.
    contangent of angle of crossing.

  15. If the standard length of a crossing is 480 cm, the number of crossing is

  16. A.

    1 in 8 \( \frac { 1 } { 2 } \) of B.G

    B.

    1 in 8\( \frac { 1 } { 2 } \) of M.G

    C.

    both (a) and (b)

    D.

    none of these.


  17. In India, metre gauge permanent way was adopted in

  18. A.
    1855
    B.

    1860

    C.

    1866

    D.

    1871

    E.

    1875


  19. On a single line track, 10 goods trains loaded with iron ore run from A to B and empty wagons return from B to A daily. Amount of creep of the rails will be

  20. A.

    zero

    B.

    more in the direction A to B

    C.
    more in the direction B to A
    D.

    none of these.