Railway Track Laying and Maintenance MCQ

21. Following tests are conducted for rails

  1. falling weight test
  2. tensile test
  3. hammer test

The compulsory tests are

  1. only i
  2. i and iii
  3. ii and iii
  4. i and ii
Answer
Answer. d

22. In case of railway the track resistance is caused due to

  1. frictional resistance of rails
  2. wave action of rail
  3. track irregularities
  4. flange friction
Answer
Answer. b

23. Ballast used to serve the following purpose in railway tracks as

  1. an elastic bed
  2. foundation of rail track
  3. both a and b
  4. protection from animals
Answer
Answer. c

24. Which of these is NOT a function of check rail?

  1. Protection from derailment
  2. Protection for interlocking system of railway track
  3. Protection for flange from excessive wear
  4. Protection from excessive wear of rail
Answer
Answer. b

25. The fixed rail in a railway track against which the tongue rail fits is known as

  1. Wing rail
  2. Lead rail
  3. Point rail
  4. Stock rail
Answer
Answer. d

26. Which of the following is not a major cause of buckling of rail tracks?

  1. Missing fastenings
  2. Installation bey ond specified rail temperaure range
  3. Water logging of rails
  4. Excessive creep, jammed joints and sunken in welded tracks
  5. No frequent lubication to SEJs
Answer
Answer. c

27. The section of rail is decided on the basis of

  1. spacing of sleepers
  2. type of rails
  3. speed of train
  4. gauge of track
Answer
Answer. d

28. To prevent creep in rails, the steel sleepers are fixed with rails by

  1. Two anchor keys
  2. One anchor key
  3. Four anchor keys
  4. Three anchor keys
Answer
Answer. c

29. Ballast is used in Railway section to serve as

  1. an elastic bed
  2. foundation of rail track
  3. both a and b
  4. protection from animals
Answer
Answer. c

30. The longitudinal movement of the rails in a track is technically known as

  1. Buckling
  2. Hogging
  3. Creeping
  4. Cracking
Answer
Answer. c