Railways MCQs
Railways MCQs
Answer these 20 Railways MCQs and see how sharp is your knowledge of Railways.
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1: The quantity of stone ballast required per metre tangent length, is
A. 1.11 m3
B. 1.13 m3
C. 1.14 m3
D. 1.12 m3
E. 1.15 m3
2: A scissors cross-over consists of
A. Two pairs of points, six acute angle crossings and four obtuse angle crossings.
B. Two pairs of points, four acute angle crossings and two obtuse angle crossings
C. Four pairs of points, six acute angle crossings and two obtuse angle crossings
D. Four pairs of points, four acute angle crossings and four obtuse angle crossings
3: 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. 0.5 mm
B. 0.4 mm
C. 0.7 mm
D. 0.8 mm
4: The weight of the rails depends upon
A. All these
B. Nature of traffic
C. Gauge of the tracks
D. Spacing of sleepers
E. Speed of trains
5: The life of a wooden sleeper depends upon
A. Quality of its timber
B. All these
C. Resistance to weathering
D. Ability to resist decay
6: Coning of wheels
A. All these
B. Avoid excessive wear of inner faces of rail
C. Provide smooth running of trains
D. Prevent lateral movement of wheels
7: Bearing plates are used to fix
A. Flat footed rails to the cast iron sleepers
B. Flat footed rails to the wooden sleepers
C. Bull headed rails to the wooden sleepers
D. Double headed rails to the wooden sleepers
8: Pick up the incorrect statement from the following:
A. Fish plates fit the top of the rail foot
B. Cross sectional area of fish plates, is normally the same as that of the rail section.
C. Fish plates fit the underside of the rail head
D. Fish plates fit the web of the rail section
9: If α is switch angle and R is radius of the turnout, the length of the tongue rail, is
A. R sin α/2
B. R sin α
C. R tan α/2
D. R cos α/2
E. R tan α
10: Width of the top portion of a flat footed, rail, is
A. 136.52 mm
B. None of these.
C. 66.77 mm
D. 63.50 mm
E. 69.85 mm
11: Overall depth of a dog spike, is
A. 150 mm
B. 135 mm
C. 120.6 mm
D. 155.90 mm
12: Pick the incorrect statement from the following:
A. Sleepers provide stability to the permanent way
B. Sleepers transfer load of moving trains to ballast
C. Sleepers hold the rails at proper gauge on straights
D. Sleepers act as an elastic cushion between rails and ballast
13: Rails are bent to correct curvature if the degree of curve, is more than
A. 2°
B. 3°
C. 4°
D. 1°
14: To design a cross-over between parallel tracks, the required components are:
A. Two switch points, two acute angle crossings and four check rails
B. Two switch, points, two acute angle crossings and two check rails
C. None of these.
D. Two switch points, two acute angle crossings and six check rails
15: For providing the required tilt of rails, adazing of wooden sleepers, is done for
A. Flat footed rails
B. Bull headed rails
C. None of these.
D. Any type of rails
E. Double headed rails
16: Coal ash (or cinder) is used in initial stages of a new construction of railway for
A. Wooden sleepers
B. Steel sleepers
C. None of these.
D. Cast iron sleepers
17: The tread of wheels is provided an outward slope of
A. 1 in 15
B. 1 in 20
C. 1 in 25
D. 1 in 10
18: The sleepers which satisfy the requirements of an ideal sleeper, are
A. Cast iron sleepers
B. Wooden sleepers.
C. R.C.C. sleepers
D. Steel sleepers
19: A welded rail joint is generally
A. None of these.
B. Supported on a sleeper
C. Supported on a metal plate
D. Suspended
20: The spread between the point and splice rails at a distance of 4.25 rn is 50 cm. The size of the crossing is
A. 1 in
B. 1 in 6
C. 1 in 12
D. 1 in 16
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