Railway Technical Quiz Question Answers

Railway Technical Quiz Question Answers (Question Bank) Free Online Test For Govt Recruitment Exam Students like RRB, RRC related exam entrance.

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Railway Technical Question Answers

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Question 1
The bent-up length of rail used in front of nose of crossing which help in channelising the train wheels in their proper routes are known as:
A
lead rail
B
point rail
C
wing rail
D
splice rail
Question 2
The point up to which the new railway track laid, at any time is called:
A
terminal
B
station
C
rail-head
D
base
Question 3
The good quality wood for sleeper is:
A
Deodar
B
Sheesham
C
Teak
D
Sal
Question 4
Generally the life of wooden sleepers is taken as:
A
2 to 3 years
B
12 to 15 years
C
35 to 50 years
D
5 to 8 years
Question 5
The gradual or tapered widening of the flangeway which is formed by bending and splaying the end of check rail or wing rail away from the gauge line is known as:
A
Flare
B
Toe
C
Heel
D
Loop
Question 6
The minimum height of embankment above the highest flood mark in the area should be:
A
zero cm
B
30 cm
C
100 cm
D
60 cm
Question 7
The recommended depth of ballast cushion on a curved portion of a track is provided under the ........ edge of the sleeper.
A
upper
B
middle
C
inner
D
outer
Question 8
An outward slope provided on the tread of the wheel is:
A
1 in 5
B
1 in 10
C
1 in 20
D
1 in 25
Question 9
The granular material spread on the formation of a railway track for the sleepers to rest upon is known as:
A
anchors
B
ballast
C
subgrade
D
chairs
Question 10
Bone shaped section of fish plate is commonly used for connecting:
A
double headed rails
B
flat footed rails
C
bull headed rails
D
all above are correct
Question 11
The members laid transversely under the rails for supporting and fixing them at the gauge distance apart are known as:
A
fastenings
B
sleepers
C
ballast
D
fish plate
Question 12
The bottom width of foot in a flat footed rail is:
A
78.6 mm
B
136.5 mm
C
66.7 mm
D
70 mm
Question 13
The rectangular pits in which wheels of the locomotives are taken out for repairs, are known as:
A
Track pits
B
Inspection pits
C
Drop pits
D
Siding pits
Question 14
The wheels are coned to prevent from rubbing the inside face of the rail head and to prevent lateral movement of the axle with its wheels. The slope of cone is:
A
1 in 5
B
1 in 20
C
1 in 10
D
1 in 15
Question 15
Gauge is the distance measured in place of the between which faces of two parallel rails in a track.
A
inner faces
B
centre line of one rail to inner face of other rail
C
centre lines
D
outer faces
Question 16
Most significant which imposes limitations in raising the high speeds is:
A
adhesion of wheels
B
resistance due to oscillations
C
flange resistance
D
air or wind resistance
Question 17
The rails are welded by:
A
Thermit welding
B
Gas welding
C
Arc welding
D
MIG welding
Question 18
Steel sleepers are ..... shaped in section.
A
oval
B
rectangular
C
trough
D
semi-spherical
Question 19
In India generally the sleeper density of sleepers per rail length used is:
A
18
B
30
C
12
D
24
Question 20
The extra rails provided over bridge to prevent damage and danger in case of derailment on the bridge are known as:
A
Stock rails
B
Guard rails
C
Check rails
D
Wing rails
Question 21
The phenomenon of misalignment of rails due to temperature change is known as:
A
cropping
B
creeping
C
bulging
D
buckling
Question 22
Creep is the ..... movement of rails.
A
longitudinal
B
diagonal
C
horizontal
D
vertical
Question 23
Ballast best suited to steel sleepers is:
A
sand
B
Gravel
C
Quartzite
D
All the above
Question 24
The section of a rail is decided on the basis of:
A
Type of rails
B
Spacing of the sleepers
C
Speed of trains
D
All of the above
Question 25
While preparing sub-grade of a railway line, the grubbing operation means:
A
checking of subgrade
B
filling or cutting of earth work in railway subgrade
C
compaction and consolidation of earth work
D
removal and disposal of stumps and roots trees
Question 26
The sinuous path taken by an engine as against the alignment of the track is known as:
A
Rolling motion
B
Nosing motion
C
Lurching motion
D
Vibration
Question 27
The mechanical device which transfer chemical energy of fuel into mechanical energy in the form of motion is called:
A
rolling stock
B
railway
C
wagon
D
locomotive
Question 28
Integrated coach factory is located in:
A
Chennai
B
Bangalore
C
Jamshedpur
D
Mumbai
Question 29
C.T.C. stands for:
A
Critical Track Control
B
Critical Traffic Channeliser
C
Centralised Traffic Control
D
None of these
Question 30
To reduce the intensity of pressure particularly on soft variety of sleepers, a rectangular plate is introduced between the rails and the sleepers. This is known as:
A
Fish plate
B
Chair
C
Saddle plate
D
Bearing plate
Question 31
Generally the rail sections used in India is:
A
flat footed
B
double headed
C
bull headed
D
all above
Question 32
The arrangement consisting of three tracks used for changing the direction of engine is called:
A
three ladder track
B
turn table
C
three throw switch
D
triangle
Question 33
The length of a wooden sleeper for broad gauge track is:
A
1.83 m
B
1.52 m
C
2.74 m
D
1.676 m
Question 34
The technical officer of the rank of sectional officer in the maintenance organisation of Indian Railways is called:
A
Permanent Way Inspector
B
Gangmate
C
Assistant Permanent Way Inspector
D
None of these are correct
Question 35
The depth of ballast section under sleeper for broad gauge track as per Indian standar d should be:
A
250 to 300 mm
B
200 to 250 mm
C
150 to 200 mm
D
150 mm 
Question 36
The completed and finished railway line on which wheeled vehicles are drawn by locomotive is known as
A
steel way
B
rails
C
railway
D
permanent way
Question 37
The horse power to weight ratio steam engine is generally of the order of:
A
10-15 kg/HP
B
60-80 kg/HP
C
20-30 kg/HP
D
100-150 kg/HP
Question 38
The horse power to weight ratio steam engine is generally of the order of:
A
10-15 kg/HP
B
60-80 kg/HP
C
20-30 kg/HP
D
100-150 kg/HP
Question 39
The cause of formation of kinks in a rail is:
A
Loose packing at joints
B
Defect in gauge and alignment
C
Defect in cross level joints
D
Any of the above
Question 40
The horizontal distance from the material depot to the rail head is called:
A
lift
B
site distance
C
rail-head
D
lead
Question 41
On curves, to counteract the effect of centrifugal force, the level of outer rail is raised above the inner rail by a certain amount. This is called:
A
Track gradient
B
Track slope
C
Super elevation
D
Horizontal gradient
Question 42
The measure of stiffness of track required to produce a unit depression in the track is known as:
A
Tractive force
B
Load capacity
C
Gauge
D
Track modulus
Question 43
The head of a gang in maintenance organisation of railway is called:
A
P.W.I
B
Keyman
C
Ganger
D
A.P.W.I
Question 44
The fixed rail in a railway track against which the tongue rail fits s known as:
A
wing rail
B
stock rail
C
lead rail
D
point rail
Question 45
The standard length of rail for Broad Gauge track in India is:
A
19.2 m
B
25.6 m
C
11.8 m
D
12.8 m
Question 46
The thickness of fish plate generally used in Indian Railway is:
A
16 mm
B
10 mm
C
25 mm
D
20 mm
Question 47
Thermal efficiency of a diesel engine may be expected to be in the range of:
A
50-65%
B
25-35%
C
15-20%
D
10-15%
Question 48
Wear on top or head of rail occurs due to:
A
Abrasion of rolling wheels
B
Heavy axle load
C
Constant brake application
D
Any or all of the above
Question 49
Any movement of the locomotive in different planes, e.g., vertical, longitudinal, transversal etc., is known as:
A
Oscillating motion
B
Lurching motion
C
Shutting motion
D
Vibration
Question 50
In rainy season the dust in the ballast becomes mud and comes up by suction from below the rail joint. Such joint is called:  
A
Wet joint
B
Water joint
C
Pumping joint
D
Blowing joint
Question 51
Accidents can be avoided by adopting:
A
interlocking
B
C.T.C. system
C
pilot guard system
D
A.T.C. system
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