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Civil Engineering :: Railway Engineering

  1. The sleepers resting directly on girder are fastened to the top flange of girder by

  2. A.

     hook bolts

    B.

     dog spikes

    C.

     fang bolts

    D.

     rail screws


  3. A triangle is used for

  4. A.

     Changing the direction of engine

    B.

     Transferring wagons to and from parallel tracks without shunting

    C.

     Separating all the sidings and shunting lines from main lines

    D.

     Preventing the vehicles from running off the track


  5. Cant deficiency occurs when a vehicle travels around a curve at

  6. A.

     Equilibrium speed

    B.

     Speeds higher than equilibrium speed

    C.

     Speeds lower than equilibrium speed

    D.

     Booked speed


  7. The cross-sectional area of 52 kg flat footed rail is

  8. A.

     6155 mm²

    B.

     6615 mm²

    C.

     7235 mm²

    D.

     7825 mm²


  9. Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?

  10. A.

     detectors

    B.

     point lock

    C.

     iock bar

    D.

     stretcher bar


  11. Switch angle depends on
    i) heel divergence
    ii) length of tongue rail
    iii) flangeway clearance
    iv) throw of switch
    The correct answer is

  12. A.

     (i) and (ii)

    B.

     (ii) and (iii)

    C.

     (iii) and (iv)

    D.

     (i)and(iv)


  13. The reception signal is
    i) outer signal
    ii) home signal
    iii) starter
    iv) advanced starter
    The correct answer is

  14. A.

     (i) and (ii)

    B.

     (ii) and (iii)

    C.

     (iii) and (iv)

    D.

     (i)and(iv)


  15. In a scissors cross-over, the crossings provided are
    i) 2 obtuse angle crossings
    ii) 4 obtuse angle crossings
    iii) 4 acute angle crossings
    iv) 6 acute angle crossings
    The correct answer is

  16. A.

     (i) and (iii)

    B.

     (i)and(iv)

    C.

     (ii) and (iii)

    D.

     (ii) and (iv)


  17. Which of the following factors govern the choice of the gauge ?
    i) volume and nature of traffic
    ii) speed of train
    iii) physical features of the country
    The correct answer is

  18. A.

     only (i)

    B.

     both (i) and (ii)

    C.

     both (ii) and (iii)

    D.

     (i), (ii) and (iii)


  19. The formation width for a railway track depends on the
    i) type of gauge
    ii) number of tracks to be laid side by side
    iii) slope of sides of embankment or cutting
    The correct answer is

  20. A.

     only (i)

    B.

     both (i) and (ii)

    C.

     both (i) and (iii)

    D.

     (i), (ii) and (iii)