Q.1
The horsepower of steam locomotives is
Q.2
Speed-time curve of main line service differs from those of urban and suburban services on following account
Q.3
Locomotives with monometer bogies have
Q.4
The rate of acceleration on sub-urban or urban services is restricted by the consideration of
Q.5
Locomotive having mono-motor bogies
Q.6
For diesel locomotives the range of horsepower is
Q.7
Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction?
Q.8
Methods can bring the locomotive to dead stop.
Q.9
Which of the following state capitals (in India) is not on broad gauge track?
Q.10
The air resistance to the movement of the train is proportional to
Q.11
Automatic signaling is used for which of the following trains?
Q.12
In case of steam engines the steam pressure is
Q.13
The friction at the track is proportional to
Q.14
When a bogie negotiates a curve, reduction in adhesion occurs resulting in sliding. Thus sliding is acute when
Q.15
_________ frequency is not common in low frequency traction system
Q.16
Which of the following happens in Kando system?
Q.17
The number of passenger coaches that can be attached to a diesel engine locomotive on broad gauge is usually restricted to
Q.18
Coefficient of adhesion reduces due to the presence of which of the following?
Q.19
Long distance railways use which of the following?
Q.20
In main line service as compared to urban and suburban service
Q.21
Power for lighting in passenger coach, in a long distance electric train, is provided
Q.22
The resistance encountered by a train in motion is on account of
Q.23
The overall efficiency of steam locomotive is around
Q.24
The coasting retardation is around
Q.25
Which of the following braking systems on the locomotives is costly?
Q.26
The specific energy consumption of a train depends on which of the following?
Q.27
The pulsating torque exerted by steam locomotives causes which of the following?
Q.28
The voltage used for suburban trains in D.C. system is usually
Q.29
Vacuum is created by which of the following?
Q.30
Battery operated trucks are used in
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