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.Management Sciences
Category: Railway Engineering
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
Stretcher bar is provided________________?
A. to permit lateral movement of the tongue rail
B. to maintain the two tongue rails at the exact distance
C. to ensure exact gauge at the toe of the switch as well as the nose of crossing
D. to prevent any vertical movement between the wing rail and nose of crossing
Cant deficiency occurs when a vehicle travels around a curve at_________________?
A. equilibrium speed
B. speeds higher than equilibrium speed
C. speeds lower than equilibrium speed
D. booked speed
Yellow lighthand signal indicates____________________?
A. stop
B. proceed
C. proceed cautiously
D. none of the above
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