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  1. Yellow lighthand signal indicates

  2. A.

     stop

    B.

     proceed

    C.

     proceed cautiously

    D.

     none of the above

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  3. Consider the following statements about concrete sleepers.
    1. They improve the track modulus.
    2. They have good scrap value.
    3. They render transportation easy.
    4. They maintain the gauge quite satisfactorily.
    Of these statements

  4. A.

     1 and 2 are correct

    B.

     2 and 3 are correct

    C.

     3 and 4 are correct

    D.

     1 and 4 are correct

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  5. Consider the following statements:
    Automatic signalling system results in
    1. greater risk
    2. higher efficiency
    3. avoidance of block instruments
    4. higher operating cost
    Of these statements

  6. A.

     I and 2 are correct

    B.

     3 and 4 are correct

    C.

     1 and 4 are correct

    D.

     2 and 3 are correct

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  7. Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is

  8. A.

     552

    B.

     783

    C.

     1352

    D.

     1455

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  9. The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called

  10. A.

     flangeway clearance

    B.

     heel divergence

    C.

     throw of the switch

    D.

     none of the above

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  11. The type of bearing plate used in all joints and on curves to give better bearing area to the rails is

  12. A.

     flat mild steel bearing plate

    B.

     mild steel canted bearing plate

    C.

     cast iron anti creep bearing plate

    D.

     none of the above

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  13. Standard size of wooden sleeper for Broad Gauge track is

  14. A.

     275x25x13 cm

    B.

     180x20x11.5 cm

    C.

     225x23x13 cm

    D.

     250x26x12 cm

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  15. Maximum value of ‘throw of switch’ for Broad Gauge track is

  16. A.

     89 mm

    B.

     95 mm

    C.

     100 mm

    D.

     115 mm

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  17. The purpose of providing fillet in a rail section is to

  18. A.

     Increase the lateral strength

    B.

     Increase the vertical stiffness

    C.

     Avoid the stress concentration

    D.

     Reduce the wear

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  19. A Broad Gauge branch line takes off as a contrary flexure from a main line If the superelevation required for branch line is 10 mm and cant deficiency is 75 mm, the superelevation to be actually provided on the branch line will be

  20. A.

     10 mm

    B.

     64 mm

    C.

     85 mm

    D.

     65 mm

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