Q.1
If ‘A’ is the angle formed by two gauge faces, the crossing number will be
Q.2
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
Q.3
Pandrol clips cannot be used with
Q.4
Dog spikes are used for fixing rail to the
Q.5
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
Q.6
Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is
Q.7
Number of dog spikes normally used per rail seat on curved track is
Q.8
The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is
Q.9
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)
Q.10
Normally maximum cant permissible in Meter Gauge is
Q.11
Which of the following turnouts is most commonly used for goods train on Indian Railways ?
Q.12
When semaphore and warner are installed on the same post, then the stop indication is given when
Q.13
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?
Q.14
A train is hauled by 4-8-2 locomotive. The number of driving wheels in this locomotive is
Q.15
For developing thinly populated areas, the correct choice of gauge is
Q.16
The slipping of driving wheels of locomotives on the rail surface causes
Q.17
The main function of a fish plate is
Q.18
For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is
Q.19
The object of providing a point lock is
Q.20
Flat mild steel bearing plates are used
Q.21
Wear of rails is maximum in weight of
Q.22
At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is
Q.23
For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is
Q.24
Which of the following types of sleepers is preferred on joints ?
Q.25
Vertical curves are provided where algebraic difference between grades is equal to or
Q.26
Heel divergence is
Q.27
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:
Q.28
Staggered joints are generally provided
Q.29
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?
Q.30
The limiting value of cant gradient for all gauges is
0 h : 0 m : 1 s