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This set of Railway Engineering Multiple Choice Questions & Answers (MCQs) focuses on Railway Engineering Set 15
Q1 | A good ballast, when laid on formation, should have sufficient voids.
- Yes
- No
Q2 | Generally, the rail section is designed by assuming that it can bear a load equal to
- 100 times
- 350 times
- 460 times
- 560 times
Q3 | The standard size of wooden sleepers on broad gauge railway track is
- 1.52 m x 15 cm x 10 cm
- 1.83 m x 20 cm x 11 cm
- 2.74 m x 25 cm x 13 cm
- any one of these
Q4 | A track is laid over
- sleepers
- formation
- rails
- ballast
Q5 | The number of dog spikes normally used per rail seat on curved track is
- one on either side
- one inside and two outside
- one outside and two inside
- two on either side
Q6 | The rail chairs are generally made of
- cast iron
- low carbon steel
- high carbon steel
- stainless steel
Q7 | The switch angle is the angle subtended between the gauge faces of the
- tongue rail and check rail
- stock rail and check rail
- stock rail and tongue rail
- none of these
Q8 | The level of both the rails on straight lengths should be different.
- True
- False
Q9 | The minimum value of flangeway clearance is
- 60 mm
- 80 mm
- 100 mm
- 120 mm
Q10 | Anchors are also known as anti - creepers.
- Correct
- Incorrect
Q11 | Rail chairs are used to fix
- flat footed rails
- bull headed rails
- double headed rails
- none of these
Q12 | Charles Vignole invented
- double headed
- bull headed
- flat footed
Q13 | The main purpose of using bering plates is to
- distribute the pressure over wider area
- eliminate the adzingt of wooden sleepers
- prevent the widening of gauge of curves
- all of these
Q14 | The speed of a locomotive, in India, on metre gauge is restricted up to
- 60 km/h
- 80 km/h
- 100 km/h
- 120 km/h
Q15 | The ballast material generally used on Indian railways consist of
- broken stone
- gravel
- moorum
- all of these
Q16 | The chief function of sleepers is to
- support the rails
- keep the two rails at correct gauge
- distribute the load coming on rails to the ballast
- all of the above
Q17 | A three-throw requires
- two sets of switches and two crossings
- three sets of switches and two crossings
- two sets of switches and three crossings
- three sets of switches and three crossings
Q18 | On Indian railways, the number of fish bolts used to connect one pair of fish plates to the rails are
- two
- four
- six
- eight
Q19 | Which of the following statement is wrong?
- The pot sleepers can be used if degree of the curve is more than 4?
- Track circuiting is not possible in R.C.C. sleepers.
- The effective bearing area of all types of sleepers is not the same.
- all of the above
Q20 | If ? is the switch angle and R is the radius of the turn out, the length of tongue rail will be
- R tan ?
- R tan ? / 2
- R cot ?
- R cot ? / 2
Q21 | For new embankments in black cotton soil, the material used as blanket is
- sand
- moorum
- coal ash
- broken stone
Q22 | In India, the ruling gradient provided in plains for one locomotive train, is
- 1 in 150 to 1 in 200
- 1 in 200 to 1 in 250
- 1 in 250 to 1 in 300
- 1 in 300 to 1 in 350
Q23 | The holding power of screw spikes is less than dog spikes.
- Yes
- No
Q24 | When one track is superimposed on the other track, it is known as
- ladder track
- double slip track
- Gaunlet track
- none of these
Q25 | The flow of rail metal due to abnormally heavy loads is called
- hogging
- buckling
- wear of rails
- creeping