Study the following statements regarding creep.
i) Creep is greater on curves than on tangent railway track,
ii) Creep in new rails is more than that in old rails,
iii) Creep is more on steep gradients than on level track.
The correct answer is
Study the following statements regarding creep.
i) Creep is greater on curves than on tangent railway track,
ii) Creep in new rails is more than that in old rails,
iii) Creep is more on steep gradients than on level track.
The correct answer is
The maximum degree of curvature for Meter Gauge is limited to
The maximum degree of curvature for Meter Gauge is limited to
One degree of curve is equivalent to (where R is the radius of curve in meters.)
One degree of curve is equivalent to (where R is the radius of curve in meters.)
In a scissors cross-over, the crossings provided are
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is
In a scissors cross-over, the crossings provided are
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is
At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is
At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is
The width of foot for 90 R rail section is
The width of foot for 90 R rail section is
For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and ‘G’ = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)
For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and ‘G’ = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)
60 R rails are mostly used in
60 R rails are mostly used in
Ordinary rails are made of
Ordinary rails are made of
Which one of the following rail failures is caused by loose fish bolts at expansion joints?
Which one of the following rail failures is caused by loose fish bolts at expansion joints?
Number offish bolts per fish plate is
Number offish bolts per fish plate is
The sleepers resting directly on girder are fastened to the top flange of girder by
The sleepers resting directly on girder are fastened to the top flange of girder by
Tensile strength of steel used in rails should not be less than
Tensile strength of steel used in rails should not be less than
Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is
Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is
For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is
For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is
52 kg rails are mostly used in
52 kg rails are mostly used in
Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?
Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?
The formation width for a double line Broad Gauge track in cutting (excluding drains) as adopted on Indian Railways is
The formation width for a double line Broad Gauge track in cutting (excluding drains) as adopted on Indian Railways is
On a single rail track, goods trains loaded with heavy iron material run starting from ‘A’ to ‘B’ and then empty wagons run from ‘B’ to ‘A’. The amount of creep in the rails:
On a single rail track, goods trains loaded with heavy iron material run starting from ‘A’ to ‘B’ and then empty wagons run from ‘B’ to ‘A’. The amount of creep in the rails:
Which of the following factors govern the choice of the gauge ?
i) volume and nature of traffic
ii) speed of train
iii) physical features of the country
The correct answer is
Which of the following factors govern the choice of the gauge ?
i) volume and nature of traffic
ii) speed of train
iii) physical features of the country
The correct answer is
When semaphore and warner are installed on the same post, then the stop indication is given when
When semaphore and warner are installed on the same post, then the stop indication is given when
A train is hauled by 4-8-2 locomotive. The number of driving wheels in this locomotive is
A train is hauled by 4-8-2 locomotive. The number of driving wheels in this locomotive is
When the rail ends rest on a joint sleeper, the joint is termed as
When the rail ends rest on a joint sleeper, the joint is termed as
Consider the following surveys.
1. Reconnaissance survey
2. Preliminary survey
3. Traffic survey
4. Location survey
The correct sequence in which these surveys are conducted before the alignment of a track is finalised is
Consider the following surveys.
1. Reconnaissance survey
2. Preliminary survey
3. Traffic survey
4. Location survey
The correct sequence in which these surveys are conducted before the alignment of a track is finalised is
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Normally maximum cant permissible in Meter Gauge is
Normally maximum cant permissible in Meter Gauge is
Two important constituents in the composition of steel used for rail are
Two important constituents in the composition of steel used for rail are
Which of the following methods of designation of crossing is mostly used in India ?
Which of the following methods of designation of crossing is mostly used in India ?
Which of the following types of sleepers is preferred on joints ?
Which of the following types of sleepers is preferred on joints ?
For the purpose of track maintenance, the number of turn out equivalent to one track km are
For the purpose of track maintenance, the number of turn out equivalent to one track km are
The desirable rate of change of cant deficiency in case of Metre Gauge is
The desirable rate of change of cant deficiency in case of Metre Gauge is
The type of spike used for fixing chairs of bull headed rails to wooden sleepers is
The type of spike used for fixing chairs of bull headed rails to wooden sleepers is
Yellow lighthand signal indicates
Yellow lighthand signal indicates
Flange-way clearance is the distance
Flange-way clearance is the distance
Standard size of wooden sleeper for Broad Gauge track is
Standard size of wooden sleeper for Broad Gauge track is
Metal sleepers are superior to wooden sleepers with respect to
Metal sleepers are superior to wooden sleepers with respect to
The side slope of embankments for a railway track is generally taken as
The side slope of embankments for a railway track is generally taken as
The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called
The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called
In a shunting signal if the red band is inclined at 45° it indicates
In a shunting signal if the red band is inclined at 45° it indicates
Fish plate is in contact with rail at
Fish plate is in contact with rail at
The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is
The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is
Normally the limiting value of cant is (where G is the gauge.)
Normally the limiting value of cant is (where G is the gauge.)
The nominal size of ballast used for points and crossings is
The nominal size of ballast used for points and crossings is
What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track?
What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track?
Head width of 52 kg rail section is
Head width of 52 kg rail section is
The purpose of providing fillet in a rail section is to
The purpose of providing fillet in a rail section is to
Heel divergence is
Heel divergence is
The height of the rail for 52 kg rail section is
The height of the rail for 52 kg rail section is
Maximum value of ‘throw of switch’ for Broad Gauge track is
Maximum value of ‘throw of switch’ for Broad Gauge track is
The compensation for curvature on gradient for Meter Gauge is given by (where R is radius of curve.)
The compensation for curvature on gradient for Meter Gauge is given by (where R is radius of curve.)
Number of keys used in CST-9 sleeper is
Number of keys used in CST-9 sleeper is
Pandrol clips cannot be used with
Pandrol clips cannot be used with
Consider the following statements about concrete sleepers.
1. They improve the track modulus.
2. They have good scrap value.
3. They render transportation easy.
4. They maintain the gauge quite satisfactorily.
Of these statements
Consider the following statements about concrete sleepers.
1. They improve the track modulus.
2. They have good scrap value.
3. They render transportation easy.
4. They maintain the gauge quite satisfactorily.
Of these statements
The treadle bar is provided
The treadle bar is provided
The limiting value of cant excess for Broad Gauge is
The limiting value of cant excess for Broad Gauge is
Largest dimension of a rail is its
Largest dimension of a rail is its
For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is
For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is
The height of the center of arm of a semaphore signal above the ground is
The height of the center of arm of a semaphore signal above the ground is
The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by
The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by
Cant deficiency occurs when a vehicle travels around a curve at
Cant deficiency occurs when a vehicle travels around a curve at
A treadle bar is used for
A treadle bar is used for
Gauge is the distance between
Gauge is the distance between
To ensure exact gauge, the gauge tie plates are provided at
To ensure exact gauge, the gauge tie plates are provided at
Staggered joints are generally provided
Staggered joints are generally provided
The rail is designated by its
The rail is designated by its
Number of cotters used in CST-9 sleepers is
Number of cotters used in CST-9 sleepers is
A triangle is used for
A triangle is used for
Stretcher bar is provided
Stretcher bar is provided
Flat mild steel bearing plates are used
Flat mild steel bearing plates are used
Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called
Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called
Anti creep bearing plates are provided on
Anti creep bearing plates are provided on
Consider the following statements:
Automatic signalling system results in
1. greater risk
2. higher efficiency
3. avoidance of block instruments
4. higher operating cost
Of these statements
Consider the following statements:
Automatic signalling system results in
1. greater risk
2. higher efficiency
3. avoidance of block instruments
4. higher operating cost
Of these statements
If ‘A’ is the angle formed by two gauge faces, the crossing number will be
If ‘A’ is the angle formed by two gauge faces, the crossing number will be
Dog spikes are used for fixing rail to the
Dog spikes are used for fixing rail to the
The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is
The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is
Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is
Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is
Lead of crossing is the distance from the
Lead of crossing is the distance from the
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?
In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of
In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of
The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as
The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as
The type of bearing plate used in all joints and on curves to give better bearing area to the rails is
The type of bearing plate used in all joints and on curves to give better bearing area to the rails is
Number of switches provided on a Gaunt-letted track is
Number of switches provided on a Gaunt-letted track is
Width of ballast section for Broad Gauge is
Width of ballast section for Broad Gauge is
A Broad Gauge branch line takes off as a contrary flexure from a main line If the superelevation required for branch line is 10 mm and cant deficiency is 75 mm, the superelevation to be actually provided on the branch line will be
A Broad Gauge branch line takes off as a contrary flexure from a main line If the superelevation required for branch line is 10 mm and cant deficiency is 75 mm, the superelevation to be actually provided on the branch line will be
The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be
The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be
Largest percentage of material in the rail is in its
Largest percentage of material in the rail is in its
A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive?
A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive?
Vertical curves are provided where algebraic difference between grades is equal to or
Vertical curves are provided where algebraic difference between grades is equal to or
The reception signal is
i) outer signal
ii) home signal
iii) starter
iv) advanced starter
The correct answer is
The reception signal is
i) outer signal
ii) home signal
iii) starter
iv) advanced starter
The correct answer is
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
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
Switch angle is the angle between
Switch angle is the angle between
Wear of rails is maximum in weight of
Wear of rails is maximum in weight of
Which of the following turnouts is most commonly used for goods train on Indian Railways ?
Which of the following turnouts is most commonly used for goods train on Indian Railways ?
Loose jaws of steel trough sleepers are made of
Loose jaws of steel trough sleepers are made of
The shape of transition curve used by Indian Railways is
The shape of transition curve used by Indian Railways is
Switch angle depends on
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is
Switch angle depends on
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is
The object of providing a point lock is
The object of providing a point lock is
If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by
If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by
The slipping of driving wheels of locomotives on the rail surface causes
The slipping of driving wheels of locomotives on the rail surface causes
For developing thinly populated areas, the correct choice of gauge is
For developing thinly populated areas, the correct choice of gauge is
Creep is the
Creep is the
The standard length of rail for Broad Gauge and Meter Gauge are respectively
The standard length of rail for Broad Gauge and Meter Gauge are respectively
The limiting value of cant gradient for all gauges is
The limiting value of cant gradient for all gauges is
The cross-sectional area of 52 kg flat footed rail is
The cross-sectional area of 52 kg flat footed rail is
The main function of a fish plate is
The main function of a fish plate is
The limiting value of cant deficiency for Meter Gauge routes is
The limiting value of cant deficiency for Meter Gauge routes is
Composite sleeper index is the index of
Composite sleeper index is the index of
The following tests are conducted for rails:
i) falling weight test
ii) tensile test
iii) hammer test
The compulsory tests are
The following tests are conducted for rails:
i) falling weight test
ii) tensile test
iii) hammer test
The compulsory tests are
Number of dog spikes normally used per rail seat on curved track is
Number of dog spikes normally used per rail seat on curved track is
