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.Management Sciences
Category: Railway Engineering
Vertical curves are provided where algebraic difference between grades is equal to or_________________?
A. less than 2 mm/m
B. more than 2 mm/m
C. less than 4 mm/m
D. more than 4mm/m
Tensile strength of steel used in rails should not be less than____________________?
A. 450 MPa
B. 500 MPa
C. 700 MPa
D. 850 MPa
The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
A. 1 in 250
B. 1 in 222
C. 1 in 235
D. 1 in 275
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?
A. triangle
B. turntable
C. traverser
D. scotch block
The maximum degree of curvature for Meter Gauge is limited to_________________?
A. 10°
B. 16°
C. 30°
D. 40°
For developing thinly populated areas, the correct choice of gauge is_________________?
A. Broad Gauge
B. Meter Gauge
C. Narrow Gauge
D. any of the above
The purpose of providing fillet in a rail section is to_________________?
A. increase the lateral strength
B. increase the vertical stiffness
C. avoid the stress concentration
D. reduce the wear
Staggered joints are generally provided__________________?
A. on curves
B. on straight track
C. when two different rail sections are required to be joined
D. none of the above
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