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.Management Sciences
Category: Railway Engineering
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)______________________?
0
A. 0.168 cm
B. -0.168 cm
C. 7.432 cm
D. 7.768 cm
The desirable rate of change of cant deficiency in case of Metre Gauge is_______________?
A. 20 mm/sec
B. 35 mm/sec
C. 55 mm/sec
D. 65 mm/sec
Gauge is the distance between_______________?
A. center to center of rails
B. running faces of rails
C. outer faces of rails
D. none of the above
The main function of a fish plate is________________?
A. to join the two rails together
B. to join rails with the sleeper
C. to allow rail to expand and contract freely
D. none of the above
The standard length of rail for Broad Gauge and Meter Gauge are respectively __________________?
A. 12 m and 12 m
B. 12 m and 13 m
C. 13 m and 12 m
D. 13 m and 13 m
The nominal size of ballast used for points and crossings is___________________?
A. 25 mm
B. 40 mm
C. 50 mm
D. 10mm
Sleeper density in India is normally kept as___________________?
A. M + 2 to M + 7
B. MtoM+2
C. M + 5toM+10
D. M
where M is the rail length in meters
The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by__________________?
A. CL = L – SL
B. L =CL-SL
C. SL = L + CL
D. L = (CL+SL)/2
Two important constituents in the com-position of steel used for rail are_________________?
A. carbon and silicon
B. manganese and phosphorous
C. carbon and manganese
D. carbon and sulfur
Metal sleepers are superior to wooden sleepers with respect to________________?
A. cost
B. life
C. track circuiting
D. fastening
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