RRB Practice Test: Question Set - 01
1. The horizontal distance from the material depot to the rail head is called:
- (A) Lift
- (B) Site distance
- (C) Rail-head
- (D) Lead
2. Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting?
- (A) Triangle
- (B) Turntable
- (C) Traverser
- (D) Scotch block
3. Any movement of the locomotive in different planes, e.g., vertical, longitudinal, transversal etc., is known as:
- (A) Oscillating motion
- (B) Lurching motion
- (C) Shutting motion
- (D) Vibration
4. For the purpose of track maintenance, the numbers of turn out equivalent to one track km are
- (A) 1
- (B) 2
- (C) 5
- (D) 10
5. A parabolic curve introduced between straight and a circular curve or between two branches of a compound curve for ease, comfort and safety of movement of trains on curve is called:
- (A) Spur curve
- (B) Transition curve
- (C) Summit curve
- (D) Valley curve
6. Which of the following statements regarding ballast materials are correct?
- (A) Brick
ballast has poor drainage characteristics.
- (B) Coal ash is
not used as ballast with steel or cast iron sleepers.
- (C) Gravel ballast
gives better performance on soft formation.
- (D) Sand
ballast causes excessive wear on top of rail.
7. The limiting value of super elevation of board gauge in Indian Railways is:
- (A) 16.50 cm
- (B) 30 cm
- (C) 15 cm
- (D) 10 cm
8. Consider the following surveys.
1.
Reconnaissance survey
2.
Preliminary survey
3. Traffic
survey
4. Location
survey
The correct
sequence in which these surveys are conducted before the alignment of a track
is finalized is
- (A) 1, 3, 2, 4
- (B) 1, 3, 4, 2
- (C) 3, 1, 4, 2
- (D) 3, 1, 2, 4
9. The movable tapered end of the tongue rail is known as:
- (A) Heel of switch
- (B) Toe of switch
- (C) Stretcher bar
- (D) Throw of switch
10. If ‘θ’ is the angle formed by two gauge faces, the crossing number will be
- (A) Tanθ
- (B) Cotθ
- (C) Secθ
- (D) θ rad