A. less than 2 mm/m
B. more than 2 mm/m
C. less than 4 mm/m
D. more than 4mm/m
Related Mcqs:
- The type of bearing plate used in all joints and on curves to give better bearing area to the rails is___________________?
A. flat mild steel bearing plate
B. mild steel canted bearing plate
C. cast iron anti creep bearing plate
D. none of the above - Anti creep bearing plates are provided on_________________?
A. bridges and approaches
B. joints
C. both (A) and (B)
D. none of the above - A Broad Gauge branch line takes off as a contrary flexure from a main line If the superelevation required for branch line is 10 mm and cant deficiency is 75 mm, the superelevation to be actually provided on the branch line will be__________________?
A. 10 mm
B. 64 mm
C. 85 mm
D. 65 mm - Number of switches provided on a Gaunt-letted track is_______________?
A. 1
B. 2
C. 3
D. none of the above - 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)______________________?
A. 0.168 cm
B. -0.168 cm
C. 7.432 cm
D. 7.768 cm - In a scissors cross-over, the crossings provided are_________________?
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is ?A. (i) and (iii)
B. (i)and(iv)
C. (ii) and (iii)
D. (ii) and (iv) - To ensure exact gauge, the gauge tie plates are provided at_________________?
A. toe of the switch
B. nose of crossing
C. both (A) and (B)
D. none of the above - The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as_________________?
A. 10mm
B. 13mm
C. 16mm
D. 19 mm - 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 - The height of the rail for 52 kg rail section is_______________?
A. 143 mm
B. 156 mm
C. 172 mm
D. 129mm
