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This set of Railway Engineering Multiple Choice Questions & Answers (MCQs) focuses on Railway Engineering Set 20
Q1 | The fillet in a rail section is provided to
- increase the vertical stiffness
- increase the lateral strength
- reduce wear
- avoid stress concentration
Q2 | The spike used for fixing chairs of bull headed rail to wooden sleepers is
- dog spike
- round spike
- elastic spike
- all of these
Q3 | The spike commonly used to fix the rails on wooden sleepers is
- dog spike
- round spike
- screw spike
- all of these
Q4 | Which of the following statement is wrong?
- The fish plates are so designed that they fit the underside of the rail head and top of the rail foot in case of front footed rails.
- Now-a-days, fist plates are manufactured of steel.
- Due to entering of sand between contact surface of rail and the fish plates, the wearing of fish plates start.
- In case of steel sleepers, the chairs are not welded.
Q5 | The length of each fish plate is
- 317.5 mm
- 457.2 mm
- 514.3 mm
- 623.4 mm
Q6 | The distance between two adjoining axles fixed in a rigid frame is known as
- gauge
- wheel base distance
- creep
- none of these
Q7 | The spacing of sleepers is kept
- closer near the joints
- closer at the middle of rails
- same throughout the length of rail
- none of these
Q8 | The maximum value of throw of switch for a broad gauge track is
- 89 mm
- 95 mm
- 108 mm
- 121 mm
Q9 | In the cross - sections of railway tracks, the side slope in cutting is same as that in embankment.
- True
- False
Q10 | The standard size of timber sleepers in railway tracks of metre gauge and narrow gauge is same.
- Yes
- No
Q11 | When the train moves on the rail, it causes constant reversal of stresses.
- Right
- Wrong
Q12 | Creep causes
- opening of rail joints
- distortion of points and crossings
- buckling of track
- all of these
Q13 | For metre gauge, 49.8 to 52.3 kg/m rail section is used.
- True
- False
Q14 | Trailing points are on the
- same
- opposite
Q15 | The rail section first designed in Indian railways was
- double headed type
- bull headed type
- flat footed type
- none of these
Q16 | On Indian railways, cant deficiency allowed on broad gauge track is
- 56 mm
- 66 mm
- 76 mm
- 87 mm
Q17 | The maximum limit of superelevation prescribed by Indian railways on narrow gauge is same as that on metre gauge.
- Agree
- Disagree
Q18 | The minimum composite sleeper index for wooden sleepers used over bridge girders, is
- 1352
- 1455
- 1555
- 1652
Q19 | In India, permissible limit of rail wear is
- 5%
- 10%
- 25%
- 30%
Q20 | A good sleeper whould be such that
- the rails can be easily fixed and taekn out from the sleeper without moving them
- it can provide sufficient bearing area for the rail
- it can provide sufficient effective bearing area on the balast
- all of the above
Q21 | George Stephenson succeeded in running the first train of the world in
- 1825
- 1835
- 1841
- 1853
Q22 | The maximum limit of superelevation prescribed by Indian railways on broad gauge is
- 76.2 mm
- 83.2 mm
- 101.6 mm
- 165.1 mm
Q23 | The overall depth of a dog spike is
- 120.6 mm
- 159.5 mm
- 175.9 mm
- 180.6 mm
Q24 | The quantity of stone ballast required per metre tangent length for broad gauge is
- 0.767 m3
- 1.11 m3
- 1.51 m3
- 2.11 m3
Q25 | Tractive force, due to which engine pulls the train, is
- more than
- equal to
- less than