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Civil Engineering :: Railways

  1. Width of the top portion of a flat footed, rail, is

  2. A.

    69.85 mm

    B.

    63.50 mm

    C.

    66.77 mm

    D.

    136.52 mm

    E.

    none of these.

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  3. For providing the required tilt of rails, adazing of wooden sleepers, is done for

  4. A.

    bull headed rails

    B.

    double headed rails

    C.

    flat footed rails

    D.

    any type of rails

    E.

    none of these.

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  5. The life of a wooden sleeper depends upon

  6. A.

    quality of its timber

    B.
    ability to resist decay
    C.

    resistance to weathering

    D.

    all the above.

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  7. The spread between the point and splice rails at a distance of 4.25 rn is 50 cm. The size of the crossing is

  8. A.

    1 in 6 

    B.

    1 in 8 \( \frac { 1 } { 2 } \)

    C.

    1 in 12

    D.

    1 in 16

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  9. Minimum packing space provided between two sleepers, is between

  10. A.

    20 to 25 cm

    B.

    25 to 30 cm

    C.

    30 to 35 cm

    D.

    35 to 40 cm

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  11. The overall length of a turn out is the distance between the end of stock rail and

  12. A.

    heel of crossing

    B.

    actual nose of crossing

    C.
    throat of crossing
    D.

    toe of crossing.

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  13. According to Railway Board, no diamond crossing should be flatter than

  14. A.

    1 in 6

    B.

    1 in 8 \( \frac { 1 } { 2 } \)

    C.

    1 in 12

    D.

    1 in 16

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  15. Coning of wheels is provided

  16. A.

    to check lateral movement of wheels

    B.

    to avoid damage to inner faces of rails

    C.

    to avoid discomfort to passengers

    D.

    All the above.

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  17. A scissors cross over consists of one diamond and

  18. A.
    one turn out
    B.

    two turn outs

    C.

    three turn outs

    D.

    four turn outs

    E.

    no turn out.

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  19. Pick up the incorrect statement from the following:

  20. A.

    Sleepers transfer the load of moving locomotive to the girders of the bridges

    B.

    Sleepers act as a non-elastic medium between the rails and ballast

    C.

    Sleepers hold the rails at 1 in 20 tilt inward

    D.

    Sleepers hold the rails loose on curve.

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