Railway Engineering Objective Questions and Answers - Set 01 - ObjectiveBooks

Practice Test: Question Set - 01

1. On a single rail track, goods trains loaded with heavy iron material run starting from ‘A’ to ‘B’ and then empty wagons run from ‘B’ to ‘A’. The amount of creep in the rails:
(A) Will be more in the direction of B to A
(B) Will be more in the direction of A to B
(C) Will be maximum at the middle of A and B
(D) Cannot be determined from the given data

2. A triangle is used for
(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

3. Heel divergence is
(A) Always less than flange-way clearance
(B) Equal to flange-way clearance
(C) Always greater than flange-way clearance
(D) Sometimes greater than flange-way clearance

4. Stretcher bar is provided
(A) To permit lateral movement of the tongue rail
(B) To maintain the two tongue rails at the exact distance
(C) To ensure exact gauge at the toe of the switch as well as the nose of crossing
(D) To prevent any vertical movement between the wing rail and nose of crossing

5. Cant deficiency occurs when a vehicle travels around a curve at
(A) Equilibrium speed
(B) Speeds higher than equilibrium speed
(C) Speeds lower than equilibrium speed
(D) Booked speed

6. The type of spike used for fixing chairs of bull headed rails to wooden sleepers is
(A) Dog spike
(B) Rail screw
(C) Elastic spike
(D) Round spike

7. Flat mild steel bearing plates are used
(A) For points and crossings in the lead portion
(B) With wooden sleepers at locations where creep is likely to be developed
(C) On all joints and curves
(D) On all the above

8. Composite sleeper index is the index of
(A) Hardness and strength
(B) Strength and toughness
(C) Toughness and wear resistance
(D) Wear resistance and hardness

9. Staggered joints are generally provided
(A) On curves
(B) On straight track
(C) When two different rail sections are required to be joined
(D) None of the above

10. Creep is the
(A) Longitudinal movement of rail
(B) Lateral movement of rail
(C) Vertical movement of rail
(D) Difference in level of two rails

11. Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called
(A) Roaring rails
(B) Hogged rails
(C) Corrugated rails
(D) Buckled rails

12. The main function of a fish plate is
(A) To join the two rails together
(B) To join rails with the sleeper
(C) To allow rail to expand and contract freely
(D) None of the above

13. The purpose of providing fillet in a rail section is to
(A) Increase the lateral strength
(B) Increase the vertical stiffness
(C) Avoid the stress concentration
(D) Reduce the wear

14. Two important constituents in the composition of steel used for rail are
(A) Carbon and silicon
(B) Manganese and phosphorous
(C) Carbon and manganese
(D) Carbon and sulphur

15. Flange-way clearance is the distance
(A) Between the adjoining faces of the running rail and the check rail near the crossing
(B) Between the gauge faces of the stock rail and the tongue rail
(C) Through which the tongue rail moves laterally at the toe of the switch
(D) None of the above

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