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Civil Engineering :: Railway Engineering

  1. In a shunting signal if the red band is inclined at 45° it indicates

  2. A.

     stop

    B.

     proceed

    C.

     proceed cautiously

    D.

     none of the above


  3. The nominal size of ballast used for points and crossings is

  4. A.

     25 mm

    B.

     40 mm

    C.

     50 mm

    D.

     10mm


  5. The standard length of rail for Broad Gauge and Meter Gauge are respectively

  6. A.

     12 m and 12 m

    B.

     12 m and 13 m

    C.

     13 m and 12 m

    D.

     13 m and 13 m


  7. Number of keys used in CST-9 sleeper is

  8. A.

     2

    B.

     3

    C.

     4

    D.

     none of the above


  9. Gauge is the distance between

  10. A.

     center to center of rails

    B.

     running faces of rails

    C.

     outer faces of rails

    D.

     none of the above


  11. Normally the limiting value of cant is (where G is the gauge.)

  12. A.

     G/8

    B.

     G/10

    C.

     G/12

    D.

     G/15


  13. Tensile strength of steel used in rails should not be less than

  14. A.

     450 MPa

    B.

     500 MPa

    C.

     700 MPa

    D.

     850 MPa


  15. Largest dimension of a rail is its

  16. A.

     height

    B.

     foot width

    C.

     head width

    D.

     any of the above


  17. For the purpose of track maintenance, the number of turn out equivalent to one track km are

  18. A.

     1

    B.

     2

    C.

     5

    D.

     10


  19. Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called

  20. A.

     Roaring rails

    B.

     Hogged rails

    C.

     Corrugated rails

    D.

     Buckled rails