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Civil Engineering :: Railways

  1. Best wood for wooden sleepers is

  2. A.

    chir

    B.

    deodar

    C.

    sal

    D.

    teak

    E.

    shesham.


  3. The rail section which is not used on Indian metre gauge tracks, is

  4. A.

    25 R

    B.

    30 R

    C.

    35 R

    D.
    40 R

  5. Dimensions of a plate girder, are :

  6. A.

    851 mm x 851 mm

    B.

    255 mm x 254 mm

    C.

    851 mm x 254 mm

    D.

    551 mm x 254 mm


  7. Rail joint supported on a single sleeper, is known

  8. A.

    suspended rail joint

    B.

    bridge rail joint

    C.
    supported rail joint
    D.

    square rail joint.


  9. Maximum wheel base distance provided on Indian B.G. tracks, is

  10. A.

    4.096 m

    B.

    5.096 m

    C.

    6.096 m

    D.

    7.096 m

    E.

    none of these.


  11. The tread of wheels is provided an outward slope of

  12. A.

    1 in 10

    B.

    1 in 15

    C.

    1 in 20

    D.

    1 in 25

    E.

    1 in 30


  13. 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

  14. A.

    0.4 mm

    B.

    0.5 mm

    C.

    0.7 mm

    D.

    0.8 mm

    E.

    1.0 mm


  15. Bearing plates are used to fix

  16. A.

    flat footed rails to the wooden sleepers

    B.

    double headed rails to the wooden sleepers

    C.

    bull headed rails to the wooden sleepers

    D.

    flat footed rails to the cast iron sleepers

    E.

    none of these.


  17. A welded rail joint is generally

  18. A.

    supported on a sleeper

    B.

    supported on a metal plate

    C.

    suspended

    D.

    none of these.


  19. Safe speed (V) on a curve of radius 970 metres provided with two transition curves on Board Gauge track, is

  20. A.

    112 km/hour

    B.

    122 km/hour

    C.

    132 km/hour

    D.

    142 km/hour