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MCQs

Total Questions : 913 | Page 86 of 92 pages
Question 851. Metal sleepers are superior to wooden sleepers with respect to________________?
  1.    cost
  2.    life
  3.    track circuiting
  4.    fastening
 Discuss Question
Answer: Option B. -> life
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 852. Wear of rails is maximum in weight of___________________?
  1.    tangent track
  2.    sharp curve
  3.    tunnels
  4.    coastal area
 Discuss Question
Answer: Option B. -> sharp curve
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 853. What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track?
  1.    28.49 m
  2.    21.04 m
  3.    14.24 m
  4.    7.45 m
 Discuss Question
Answer: Option A. -> 28.49 m
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 854. For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and ‘G’ = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)______________________?
  1.    0.168 cm
  2.    -0.168 cm
  3.    7.432 cm
  4.    7.768 cm
 Discuss Question
Answer: Option B. -> -0.168 cm
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 855. 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
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 856. A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive?
  1.    15.0 tonnes
  2.    22.5 tonnes
  3.    45.0 tonnes
  4.    90.0 tonnes
 Discuss Question
Answer: Option B. -> 22.5 tonnes
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 857. 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
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 858. Which of the following statements regarding ballast materials are correct ?
  1.    Brick ballast has poor drainage characteristics
  2.    Coal ash is not used as ballast with steel or cast iron sleepers
  3.    Gravel ballast gives better performance on soft formation
  4.    Sand ballast causes excessive wear on top of rail
 Discuss Question
Answer: Option D. -> Sand ballast causes excessive wear on top of rail
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 859. 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
  1.    1 and 2 are correct
  2.    2 and 3 are correct
  3.    3 and 4 are correct
  4.    1 and 4 are correct
 Discuss Question
Answer: Option D. -> 1 and 4 are correct
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 860. The object of providing a point lock is_________________?
  1.    to ensure that each switch is correctly set
  2.    to ensure that the point may not be operated while the train is on it
  3.    to detect any obstruction between and tongue rail
  4.    none of the above
 Discuss Question
Answer: Option A. -> to ensure that each switch is correctly set
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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