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MCQs

Total Questions : 913 | Page 9 of 92 pages
Question 81. Staggered joints are generally provided
  1.    On curves
  2.    On straight track
  3.    When two different rail sections are required to be joined
  4.    None of the above
 Discuss Question
Answer: Option A. -> On curves
Question 82. The side slope of embankments for a railway track is generally taken as
  1.    1:1
  2.    1.5:1
  3.    2:1
  4.    1:2
 Discuss Question
Answer: Option C. -> 2:1
Question 83. Loose jaws of steel trough sleepers are made of
  1.    cast steel
  2.    mild steel
  3.    cast iron
  4.    spring steel
 Discuss Question
Answer: Option D. -> spring steel
Question 84. For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is
  1.    18
  2.    19
  3.    20
  4.    21
 Discuss Question
Answer: Option C. -> 20
Question 85. Which of the following types of sleepers is preferred on joints ?
  1.    CST-9 sleeper
  2.    steel trough sleeper
  3.    wooden sleeper
  4.    concrete sleeper
 Discuss Question
Answer: Option C. -> wooden sleeper
Question 86. If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by
  1.    Vi cot(cc/2)
  2.    cot(oc/2)
  3.    cot(a)
  4.    Vi cosec(a/2)
 Discuss Question
Answer: Option C. -> cot(a)
Question 87. Vertical curves are provided where algebraic difference between grades is equal to or
  1.    less than 2 mm/m
  2.    more than 2 mm/m
  3.    less than 4 mm/m
  4.    more than 4mm/m
 Discuss Question
Answer: Option D. -> more than 4mm/m
Question 88. Which one of the following rail failures is caused by loose fish bolts at expansion joints?
  1.    crushed head
  2.    angular break
  3.    split head
  4.    transverse fissures
 Discuss Question
Answer: Option A. -> crushed head
Question 89. The main function of a fish plate is
  1.    To join the two rails together
  2.    To join rails with the sleeper
  3.    To allow rail to expand and contract freely
  4.    None of the above
 Discuss Question
Answer: Option A. -> To join the two rails together
Question 90. For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is
  1.    975
  2.    918
  3.    900
  4.    880
 Discuss Question
Answer: Option C. -> 900

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