110 TOP Railways - Civil Engineering Questions and Answers pdf

21.    The slipping of driving wheels of locomotives on the rail surface causes
a)    wheel burns
b)    hogging of rails
c)    scabbing of rails
d)    corrugation of rails
Ans: a

22.    The width of foot for 90 R rail section is
a)    100 mm
b)    122.2 mm
c)    136.5 mm
d)    146.0 mm
Ans: c

23.    The height of the rail for 52 kg rail section is
a)    143 mm ,
b)    156 mm
c)    172 mm '
d)    129mm
Ans: b

24.    The formation width for a railway track depends on the
i)    type of gauge
ii)   number of tracks to be laid side by side
iii)  slope  of sides of embankment or cutting The correct answer is
a)    only (i)
b)    both (i) and (ii)
c)    both (i) and (iii)
d)    (i), (ii) and (iii)
Ans: b

25.    The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is
a)    4.27 m
b)    4.88 m
c)    5.49 m
d)    6.10 m
Ans: b

26.    The side slope of embankments for a railway track is generally taken as
a)    1:1
b)    1.5:1
c)    2:1
d)    1:2
Ans: c

27.    The formation width for a double line Broad Gauge track in cutting (excluding drains) as adopted on Indian Railways is
a)    6.10 m
b)    8.84 m
c)    10.21m
d)    10.82 m
Ans: c

28.    The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as
a)    10mm
b)    13mm
c)    16mm
d)    19 mm
Ans: d

29.    Creep is the
a)    longitudinal movement of rail
b)    lateral movement of rail
c)    vertical movement of rail
d)    difference in level of two rails
Ans: a

30.    Anti creep bearing plates are provided on
a)    bridges and approaches
b)    joints
c)    both (a) and (b)
d)    none of the above
Ans: d
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