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Railways MCQ Questions & Answers

Railways MCQs : This section focuses on the "Railways". These Multiple Choice Questions (MCQs) should be practiced to improve the Railways skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

The rail section which is not used on Indian metre gauge tracks, is

A. 25 R
B. 30 R
C. 35 R
D. 40 R

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Question 2

Distance between the inner rail and check rail provided on sharp curve, is

A. 40 mm
B. 42 mm
C. 44 mm
D. 46 mm

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Question 3

A scissors cross-over consists of

A. two pairs of points, four acute angle crossings and two obtuse angle crossings
B. four pairs of points, four acute angle crossings and four obtuse angle crossings
C. four pairs of points, six acute angle crossings and two obtuse angle crossings
D. two pairs of points, six acute angle crossings and four obtuse angle crossings.

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Question 4

In railways a triangle is mainly provided for

A. diverting trains from the main line to branch line
B. crossing over between parallel tracks
C. changing direction of engines through 180°
D. shunting wagons in yards.

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Question 5

Distance between inner faces of the flanges, is kept

A. equal to the gauge distance
B. slightly less than the gauge distance
C. slightly more than the gauge distance
D. none of these.

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Question 6

On a straight railway track, absolute levels at point A on two rails are 100.550 m and 100.530 m and the absolute levels at point B 100 m apart are 100.585 m and 100.515 m respectively, the value of twist of rails per metre run, is

A. 0.4 mm
B. 0.5 mm
C. 0.7 mm
D. 0.8 mm

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Question 7

Overall depth of a dog spike, is

A. 120.6 mm
B. 155.90 mm
C. 135 mm
D. 150 mm

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Question 8

The first Indian railway was laid in

A. 1775
B. 1804
C. 1825
D. 1853

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Question 9

Coal ash (or cinder) is used in initial stages of a new construction of railway for

A. wooden sleepers
B. steel sleepers
C. cast iron sleepers
D. none of these.

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Question 10

Mr. W. Simms, the consulting Engineer to the Government of India recommended the gauge for Indian railways

A. 1.435 m as adopted in England
B. 1.800 m as per Indian conditions
C. 1.676 m as a compromise gauge
D. 1.000 m as a standard gauge

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Question 11

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

A. 4.096 m
B. 5.096 m
C. 6.096 m
D. 7.096 m

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Question 12

Pick up the incorrect statement from the following:

A. Fish plates fit the underside of the rail head
B. Fish plates fit the top of the rail foot
C. Fish plates fit the web of the rail section
D. Cross sectional area of fish plates, is normally the same as that of the rail section.

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Question 13

A kink is made in stock rails, ahead of the toe of switch at a distance of

A. 10 cm
B. 15 cm
C. 20 cm
D. 30 cm

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Question 14

Safe speed (V) on a curve of radius 970 metres provided with two transition curves on Board Gauge track, is

A. 112 km/hour
B. 122 km/hour
C. 132 km/hour
D. 142 km/hour

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Question 15

Best wood for wooden sleepers is

A. chir
B. deodar
C. sal
D. teak

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Question 16

If α is switch angle and R is radius of the turnout, the length of the tongue rail, is

A. R sin α
B. R tan α
C. R sin α/2
D. R tan α/2

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Question 17

The tread of wheels is provided an outward slope of

A. 1 in 10
B. 1 in 15
C. 1 in 20
D. 1 in 25

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Question 18

If a 0.7% upgrade meets a 0.65% downgrade at a summit and the permissible rate of change of grade per chain length is 0.10%, the length of the vertical curve, is

A. 10 chains
B. 12 chains
C. 14 chains
D. 16 chains

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Question 19

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

A. 2 fish bolts
B. 4 fish bolts
C. 6 fish bolts
D. 8 fish bolts

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Question 20

For holding a rail in position, no chairs are used for

A. flat footed rails
B. bull headed rails
C. double headed rails
D. both (a) and (b)

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Question 21

Dimensions of a plate girder, are :

A. 851 mm x 851 mm
B. 255 mm x 254 mm
C. 851 mm x 254 mm
D. 551 mm x 254 mm

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Question 22

If D is distance between centres of two parallel track of gauge G, then, total length of cross-over (from the point of commencement to the point of termination) with an intermediate straight portion and N crossing, is given by

A. DN + G (N + 1 + N2)
B. DN + G (2N + 1 + N2)
C. DN + G (3N + 1 + N2)
D. DN + G (4N + l +N2)

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Question 23

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

A. 20 cm
B. 15 cm
C. 25 cm
D. 30 cm

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Question 24

The type of switch generally used for B.G. and M.G. tracks, is

A. articulated
B. undercut
C. over riding
D. straight cut.

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Question 25

Rail section first designed on Indian railways, was

A. double headed
B. bull headed
C. flat footed
D. (a) and (b) simultaneously

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Question 26

The sleepers which satisfy the requirements of an ideal sleeper, are

A. cast iron sleepers
B. R.C.C. sleepers
C. steel sleepers
D. wooden sleepers.

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Question 27

Pot sleepers are in the form of

A. a number of bowls connected together with a tie bar
B. two bowls placed under each rail and connected together with a tie bar
C. two bowls placed under two rails and the one between the rails
D. none of these.

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Question 28

To design a cross-over between parallel tracks, the required components are :

A. two switch, points, two acute angle crossings and two check rails
B. two switch points, two acute angle crossings and four check rails
C. two switch points, two acute angle crossings and six check rails
D. none of these.

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Question 29

Wooden sleepers used on the girders of bridges, are generally made of

A. sal
B. chir
C. teak
D. deodar.

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Question 30

Best ballast contains stones varying in size from

A. 1.5 cm to 3 cm
B. 2.0 cm to 4 cm
C. 2.0 cm to 5 cm
D. 2.5 cm to 6 cm

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Question 31

If absolute levels of rails at the consecutive axles A, B, and C separated by 1.8 metres are 100.505 m, 100.530 m, and 100.525 m respectively, the unevenness of rails, is

A. 0.065 m
B. 0.055 m
C. 0.045 m
D. 0.035 m

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Question 32

Arrangement made to divert the trains from one track to another, is known as

A. railway point
B. railway crossing
C. turnout
D. railway junction

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Question 33

In India the rails are manufactured by

A. open hearth process
B. duplex process
C. both (a) and (b)
D. neither (a) nor (b)

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Question 34

Coning of wheels

A. prevent lateral movement of wheels
B. provide smooth running of trains
C. avoid excessive wear of inner faces of rail
D. all the above.

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Question 35

Bearing plates are used to fix

A. flat footed rails to the wooden sleepers
B. double headed rails to the wooden sleepers
C. bull headed rails to the wooden sleepers
D. flat footed rails to the cast iron sleepers

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Question 36

A welded rail joint is generally

A. supported on a sleeper
B. supported on a metal plate
C. suspended
D. none of these.

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Question 37

For flat bottom sleepers, maximum size of ballast, is

A. 50 mm
B. 40 mm
C. 33 mm
D. 25 mm

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Question 38

Rail joint supported on a single sleeper, is known

A. suspended rail joint
B. bridge rail joint
C. supported rail joint
D. square rail joint.

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Question 39

Boxing of ballast is done

A. under rails
B. at the rails
C. in between two rails
D. in between two sleepers.

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Question 40

To prevent percolation of water into formation, moorum is used as a blanket for

A. black cotton soil
B. sandy soil
C. clayey soil
D. all the above.

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Question 41

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

A. 1°
B. 2°
C. 3°
D. 4°

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