Railway Engineering MCQ Questions and Answers in Civil Engineering

Question. Which of the following statement is correct ?
a) Bull headed rails keep better alignment than flat footed rails due to chairs
b) Flat footed rails are cheaper than bull headed rails
c) Flat footed rails are stronger in every direction than bull headed rails for the same cross-sectional area
d) all of the above

Answer : D

Question. Super elevation on curves is provided by means of ?
a) cant-board
b) straight edge
c) spirit level
d) all of these

Answer : D

Question. The chief function of providing ballast in the railway track is ?
a) to uniformly distribute the load from sleepers over a large area of formation
b) to hold the sleepers in position
c) to provide elasticity and resilience to the track
d) all of the above

Answer : D

Question. The standard size of wooden sleepers on broad ?
a) 1.52 m x 15 cm x 10 cm
b) 1.83 mx 20 cm x 11 cm
c) 2.74 mx 25 cm x 13 cm
d) any one of these

Answer : C

Question. R.C.C. sleepers are used in railways due to their ?
a) suitability for track circuiting
b) capacity to maintain the gauge properly
c) heavy weight which improves the track modulus
d) all of the above

Answer : D

Question. The life of wooden sleepers depends upon ?
a) quality of the timber used
b) ability to wear decay
c) resistance to white ants
d) all of these

Answer : D

Question. Which of the following statement is correct ?
a) The coal ash is used in the initial stages of new construction if steel sleepers are used
b) The broken stone has very poor interlocking action
c) The gravel ballast has very poor drainage property
d) The sand ballast causes wear of rail - seats and keys

Answer : D

Question. The type of sleeper used, depends upon ?
a) initial and maintenance cost
b) easy fixing and removal of rails
c) provision for sufficient bearing area for all of the above
d) all of the above

Answer : D

Question. In U.S.A., rails used are .................... long ?
a) 20 m
b) 30 m
c) 40 m
d) 50 m

Answer : B

Question. The type of turn-out in which both the turn-out rails are movable is known as ?
a) Wharton safety switches
b) split switches
c) stub switches
d) none of these

Answer : A

Question. The minimum composite sleeper index for wooden sleepers used over bridge girders, is ?
a) 1352
b) 1455
c) 1555
d) 1652

Answer : B

Question. The chief function of sleepers is to ?
a) support the rails
b) keep the two rails at correct gauge
c) distribute the load coming on rails to the ballast
d) none of these

Answer : D

Question. The minimum depth of ballast for broad gauge tracks on Indian railways is ?
a) 200 mm
b) 250 mm
c) 300 mm
d) 350 mm

Answer : B

Question. In India, the method used for plate laying is ?
a) side method
b) American method
c) telescopic method
d) all of these

Answer : C

Question. Which of the following statement is wrong ?
a) 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
b) Now-a-days, fish plates are manufactured of steel
c) Due to entering of sand between contact surface of rail and the fish plates, the wearing of fish plates start
d) In case of steel sleepers, the chairs are not welded

Answer : D

Question. The reception signal is ?
a) outer signal
b) home signal
c) both (a) and (b)
d) none of these

Answer : C

Question. Creep is greater ?
a) on curves
b) in new rails than in old rails
c) both (a) and (b)
d) none of these

Answer : C

Question. The size of ballast used on Indian railways for steel sleepers is ?
a) 25 mm
b) 38 mm
c) 43 mm
d) 50 mm

Answer : B

Question. In India, the ruling gradient provided in plains for one locomotive train, is ?
a) 1 in 200 to 1 in 250
b) 1 in 300 to 1 in 350
c) 1 in 150 to 1 in 200
d) 1 in 250 to 1 in 300

Answer : C

Question. For metre gauge track, in Indian railways, the standard length of the rail is ?

a) 10.97 m
b) 12.8 m
c) 10.06 m
d) 11.89 m

Answer : C

Question. The heel divergency recommended for broad gauge tracks by the Indian railways is ?

a) 116 mm
b) 128 mm
c) 133 mm
d) 156 mm

Answer : C

Question. The Indian railway has been divided into ?
a) six zones
b) eight zones
c) twelve zones
d) sixteen zones

Answer : D

Question. The screw spikF sleepers ?
a) are not popular on Indian railways
b) do not spoil the sleeper
c) have more lateral rigidity than dog spikes
d) all of the above

Answer : D

Question. The rail section is divided on the basis of ?
a) type of rails
b) spacing of sleepers
c) gauge of the track
d) speed of trains

Answer : C

Question. A curve is represented by the degree of the curvature subtended by a chord of ?
a) 30.48 m
b) 15 m
c) 40.8 m
d) 20.8 m

Answer : A

Question. On Indian railways, minimum formation width in embankments for a single line of broad gauge ?
a) 4.725 m
b) 6.1 m
c) 7.49 m
d) 10.82 m

Answer : B

Question. If alpha is the switch angle and R is the radius of the turn out, the length of tongue rail will be ?
a) R tan alpha
b) R tan alpha/2
c) R cot alpha
d) R cot alpha/2

Answer : B

Question. The device provided to prevent the vehicles from moving beyond the end of rail at terminals is called ?
a) turn-tables
b) buffer stops
c) triangles
d) scotch blocks

Answer : B

Question. Adzing is done in the sleepers to give a slope of ?
a) 1 in 10
b) 1 in 20
c) 1 in 30
d) 1 in 40

Answer : B

Question. The trailing points in a track are those points at which the train ?
a) first pass over switches and then over crossings
b) first pass over crossings and then over switches
c) first pass either over switches or crossings
d) none of the above

Answer : B

Question. Rail chairs are used to fix ?
a) flat footed rails
b) bull headed rails
c) double headed rails
d) none of these

Answer : C

Question. No signals are provided in case of ?
a) ruling gradient
b) momentum gradient
c) pusher gradient
d) station yards gradient

Answer : B

Question. The distance between the adjacent faces of the stock rail and the check rail, is called ?
a) heel divergence
b) heel clearance
c) flangeway clearance
d) throw of switch

Answer : C

Question. The width of top portion of a flat-footed rail, is ?
a) 66.67 mm
b) 69.80 mm
c) 73.25 mm
d) 75.87 mm

Answer : A

Question. Which of the following bolt is not used in rail tracks ?
a) Fish bolt
b) Dog bolt
c) Eye bolt
d) Rag bolt

Answer : C

Question. The fillet in a rail section is provided to ?
a) increase the vertical stiffness
b) increase the lateral strength
c) reduce wear
d) avoid stress concentration

Answer : D

Question. The maximum limit of super elevation prescribed by by Indian railways on broad gauge is
a) 76.2 mm
b) 83.2 mm
c) 101.6 mm
d) 165.1mm

Answer : D

Question. The track from which train diverts is known ?
a) turn-out
b) main line
c) crossing track
d) point

Answer : B

Question. The spacing of sleepers is kept ?
a) closer near the joints
b) closer at the middle of railscloser at the middle of rails
c) same throughout the length of rail
d) none of these

Answer : B

Question. A track assembly used for diverting train from one track to another is known as ?
a) turn-out
b) crossings
c) junction
d) none of these

Answer : A

Question. The maximum limit of super elevation prescribed by Indian railways on narrow gauge is ?
a) 165.1mm
b) 83.2 mm
c) 76.2 mm
d) 101.6 mm

Answer : C

Question. Which of the following statement is correct ?
a) The ruling gradient is maximum gradient to which the track may be laid
b) In order to avoid the resistance after a certain limit, gradients on curves are reduced
c) Grade compensation is denoted by percentage per degree of curve
d) all of the above

Answer : D

Question. The rail section, now-a-days, used in Indian railways is ?
a) double headed type
b) dumb-bell type
c) bull headed type
d) flat footed type

Answer : C

Question. Which of the following statement is correct ?
a) Train wheels cause slight
b) When wheel passes over a rail joint, it causes positive creep
c) Insufficient and defective packing of ballast causes creep
d) all of the above

Answer : D

Question. Which of the following statement is wrong ?
a) The pot sleepers can be used if degree of the curve is more than 40
b) Track circuiting is not possible in R.C.C. sleepers is not the same
c) The effective bearing area of all types of sleepers
d) all of the above

Answer : B

Question. The platform should be provided ....... away from the centre line of the track for broad gauge ?
a) 1.219 m
b) 1.346 m
c) 1.676 m
d) 1.854 m

Answer : C

Question. A standard rail point should ?
a) have the same elasticity as the other portion of the trac
b) have just enough rail gap between two rails
c) be as strong as the other portion of the track
d) all of the above

Answer : D

Question. The longitudinal movement of the rails in a track is technically know ?
a) buckling
b) creeping
c) hogging
d) none of these

Answer : B

Question. The minimum value of flangeway clearance is ?
a) 80 mm
b) 60 mm
c) 120 mm
d) 100 mm

Answer : B

Question. To keep the railway yard dry, the ballast used is ?
a) sand
b) coal ash
c) broken stone
d) both (a) and (b)

Answer : D

Question. The bearing plates are used to fix .... rails on wooden sleepers ?
a) flat footed
b) bull headed
c) double headed
d) all the above

Answer : A

Question. The sleepers in the form of two bowls placed under each rail and connected together bar, are known as ?
a) pot sleepers
b) box sleepers
c) plate sleepers
d) duplex sleepers

Answer : A

Question. Which of the following statement is wrong ?
a) The length of gap at crossing between two noses of a diamond crossing increases as crossing angle decreases
b) The sand hump is a device to check the movement of a vehicle
c) The next signal after outer signal towards station is a routing signal
d) A stop signal placed at the end of a platform is called a starter signal

Answer : C

Question. Steel sleepers consist of steel troughs made out of about 6 mm thick steel sheets, with ?
a) its both ends bent down
b) its both ends bent up
c) its one end bent up and another bent down
d) any one of these

Answer : A

Question. The speed of a locomotive, in India, on metre gauge is restricted up to ?
a) 60 km/h
b) 80 km/h
c) 100 km/h
d) 120 km/h

Answer : B

Question. In India, the sleeper density provided is ?
a) 18 sleepers per rail length
b) 25 sleepers per rail length
c) 28 sleepers per rail length
d) 40 sleepers per rail length

Answer : A

Question. Which of the following statement is correct ?
a) Bearing plates are used in the case of hard sleepers
b) Chairs are used for flat-footed rails instead of bearing plates
c) Spacing of sleepers near the rail joint is closer
d) Spacing of sleepers in the middle of the rail is closer

Answer : D

Question. For new embankments in black cotton soil, the material used as blanket is ?
a) sand
b) moorum
c) coal ash
d) broken stone

Answer : B

Question. In supported rail joint, both the ends of adjoining rails are supported on a ?
a) single sleeper
b) single fish plate
c) double sleeper
d) none of these

Answer : A

Question. The railway system of India is the .......... longest in the world under a single management ?
a) first
b) second
c) third
d) fourth

Answer : B

Question. The standard width of ballast for metre gauge track on Indian railways, is ?
a) 2.3 m
b) 2.9 m
c) 3.35 m
d) 5.53 m

Answer : A

Question. The mass of a cast iron sleeper is ?
a) 56 kg
b) 78.4 kg
c) 113.4 kg
d) 121.8 kg

Answer : C

Question. The spike commonly used to fix the rails on wooden sleeper is ?
a) dog spike
b) round spike
c) screw spike
d) all of these

Answer : D

Question. The dog spikes are used for fixing rail to the ?
a) wooden sleepers for fixing rail to the
b) concrete sleepers
c) steel sleepers
d) CST-9 sleepers

Answer : A

Question. A warner signal, which is first seen by the driver is known as ?
a) outer signal
b) home signal
c) disc signal
d) routing signal

Answer : A

Question. The total effective area of the pot sleepers is equal to the effective bearing area of ?
a) steel sleeper
b) R.C.C. sleeper
c) wooden sleeper
d) all of these

Answer : C

Question. The switch angle depends upon ?
a) heel divergence
b) length of tongue rail
c) none of these
d) both (a) and (b)

Answer : D

Question. The ballast material generally used on Indian railways consist of ?
a) gravel
b) broken stone
c) moorum
d) all of these

Answer : D

Question. The height of the platform above the rail surface for narrow gauge tracks should be ?
a) 838 to 982 mm
b) 229 to 406 mm
c) 762 to 838 mm
d) 305 to 406 mm

Answer : B

Question. In the cross-sections of railway tracks, the side slope in embankments is kept as ?
a) 3:1
b) 2:1
c) 1:1
d) 6.1 m

Answer : B

Question. The rails are laid without bending, at flat curves, where the degree of curve is ?
a) less than 3?
b) equal to 3?
c) more than 3?
d) less than 5?

Answer : A

Question. Plate sleepers consist of a plate of dimensions ?
a) 454 mm x 254 mm
b) 551 mm x 254 mm
c) 851 mm x 254 mm
d) 951 mm x 254 mm

Answer : C

Question. A good sleeper should be such that ?
a) the rails can be easily fixed and taken out from the sleeper without moving them
b) it can provide sufficient bearing area for the rail
c) it can provide sufficient effective bearing area on the balast
d) all of the above

Answer : D

Question. No sleeper is placed just below the rail joint, as it will cause ?
a) more impact
b) discomfort to passengers
c) either (a) or (b)
d) both (a) and (b)

Answer : D

Question. When a train passes on curves which have no superelevation, it will give thrust on the ?
a) inner rail
b) outer rail
c) inner side of inner rail
d) inner side of outer rail

Answer : D

Question. Maximum packing space provided between two sleepers is ?
a) 250 to 300 mm
b) 300 to 350 mm
c) 350 to 400 mm
d) 400 to 450 mm

Answer : B

Question. The adjustment of rails is usually needed when creep exceeds ?
a) 50 mm
b) 100 mm
c) 150 mm
d) none of these

Answer : C

Question. Two cross-overs are laid between two tracks in the case of ?
a) diamond crossing
b) scissors crossing
c) level crossing
d) all of these

Answer : B

Question. On Indian railways, the number of fish bolts used to connect one pair of fish plates to the rails are ?
a) two
b) four
c) six
d) eight

Answer : B

Question. For broad gauge main lines with maximum traffic loads, the rail section provided should ?
a) 29.77 to 37.25 kg/m
b) 44.7 to 56.8 kg/m
c) 49.8 to 52.3 kg/m
d) 49.8 to 56.8 kg/m

Answer : B

Question. A cross-over requires ?
a) two sets of switches and two crossings
b) two sets of switches and four crossing
c) four sets of switches and four crossings
d) none of these

Answer : A