Q.1

Maximum wheel base distance provided on Indian B.G. tracks, is

  • 4.096 m
  • 5.096 m
  • 6.096 m
  • 7.096 m
  • none of these.
Q.2

Minimum depth of ballast prescribed of B.G. trunk lines of Indian Railways, is

  • 20 cm
  • 15 cm
  • 25 cm
  • 30 cm
  • 35 cm
Q.3

At a rail joint, the ends of adjoining rails, are connected with a pair of fish plates and

  • 2 fish bolts
  • 4 fish bolts
  • 6 fish bolts
  • 8 fish bolts
Q.4

Rails are bent to correct curvature if the degree of curve, is more than

  • 1°
  • 2°
  • 3°
  • 4°
  • 6°
Q.5

The difference in the lengths of two diagonals of a rail diamond is

Q.6

The standard dimensions of a wooden sleeper for M.G. railway track are

  • 2.74 m x 25 cm x 13 cm
  • 1.83 m x 20 cm x 11 cm
  • 1.52 m x 15 cm x 10 cm
  • 1.75 m x 20 cm x 12 cm
  • none of these.
Q.7

Wheels of a rolling stock are provided flanges on

  • outer side
  • inner side
  • both sides
  • neither side.
Q.8

The place where a railway line and a road cross each other at the same level, is known as

  • cross over
  • railway junction
  • road junction
  • level crossing
  • none of these.
Q.9

Heel divergency, the distance between the running faces of stock rail and gauge face of tongue rail, as recommended for Indian B.G. tracks, is

  • 100 mm
  • 119 mm
  • 125 mm
  • 155 mm
  • 135 mm
Q.10

Minimum composite sleeper index for wooden sleepers used in cross-overs, is

  • 1152
  • 1252
  • 1352
  • 1452
  • none of these.
Q.11

The grade compensation on B.G. tracks on Indian Railways, is

  • 0.02%
  • 0.03%
  • 0.04%
  • 0.05%
  • 0.06%
Q.12

Indian Railways detects the rail flow by

  • Mitsubish Rail flow dector
  • Soni Rail flow dector
  • Audi-gauge Rail flow detector
  • Kraut Kramer Rail flow detector.
Q.13

The standard width of ballast for B.G.track in Indian Railways, is kept

  • 3.35 m
  • 3.53 m
  • 2.35 m
  • 2.53 m
  • none of these.
Q.14

The arrangement of rails which permit trains to cross another track and also to divert to the other track, is called

  • diamond crossing
  • diamond crossing with single slip
  • diamond crossing with double slip
  • cross over.
Q.15

On Indian Railways standard length of rails for B.G. track, is

  • 33 ft (10.06 m)
  • 36 ft (10.97 m)
  • 39 ft (11.89 m)
  • 42 ft (12.8 m)
Q.16

Type of switch rails generally adopted for modern track, is

  • straight switch
  • curved switch
  • loose heel switch
  • bent switch.
Q.17

The spike commonly used to fix rails to wooden sleepers in Indian railways, is

  • dog spike
  • screw spike
  • round spike
  • all the above.
Q.18

The overall length of a turn out is the distance between the end of stock rail and

  • heel of crossing
  • actual nose of crossing
  • throat of crossing
  • toe of crossing.
Q.19

Maximum cant deficiency prescribed on Indian Board Gauge Railways, is

  • 40 mm
  • 50 mm
  • 75 mm
  • 100 mm
  • 25 mm
Q.20

Width of the top portion of a flat footed, rail, is

  • 69.85 mm
  • 63.50 mm
  • 66.77 mm
  • 136.52 mm
  • none of these.
Q.21

On Indian Railways, number of a crossing is defined as

  • sine of angle of crossing
  • consine of angle of crossing
  • tangent of angle of crossing
  • contangent of angle of crossing.
Q.22

On Indian Railways, angle of crossing between gauge faces of Vee, is generally calculated by

  • Cole's method
  • Centre line method
  • Isosceles triangle method
  • both (a) and (b)
Q.23

Anti-creep anchors are fixed to rails by

  • wedging
  • spring grip
  • clamping
  • all the above.
Q.24

Rail section is generally designated by its

  • total weight
  • total length
  • weight per metre length
  • area of its cross-section.
Q.25

Track construction involves preparation of

  • subgrade
  • plate laying
  • ballasting
  • all the above.
Q.26

The rail section which is not used on Indian Broad Gauge tracks, is

  • 35 R
  • 40 R
  • 45 R
  • 55 R
Q.27

The angle between the gauge faces of the stock rail and tongue rail, is called

  • switch angle
  • angle of crossing
  • angle of turnout
  • none of these.
Q.28

To achieve best performance, the type of switch preferred to, is

  • undercut switch
  • straight-cut switch
  • overriding switch
  • both (a) and (b)
  • none of these.
Q.29

Heel of crossing is the line joining

  • ends of splice rail and point rail
  • ends of lead rails butting the crossing
  • ends of wing rails
  • throat and actual nose of crossing.
Q.30

If sleeper density is M + 7 form rails, the minimum depth of ballast under wooden sleepers (cm xcm), is

  • 15 cm
  • 20 cm
  • 25 cm
  • 30 cm
  • 36 cm
0 h : 0 m : 1 s