Civil Engineering MCQ. PWD, CPWD, RRB, SSC, Mock Test Paper
Subject: Infrastructure Engineering 2
Part 2: List for questions and answers of Infrastructure Engineering
Q1. Wing rails are provided
a) Near tongue rails
b) Near check rails
c) Near stock rails
d) In crossing
Q2. Burnettising is done for the preservation of
a) Wooden sleepers
b) Rails
c) Ballast
d) None of these
Q3. 30 m long rails are used in
a) Pakistan
b) Russia
c) U.S.A.
d) U.k.
Q4. Minimum gradient in station yards is generally limited to
a) 1 in 750
b) 1 in 500
c) 1 in 400
d) Zero
Q5. If n is length of a rail in metres, the number of sleepers per rail length generally varies from
a) N to (n + 2)
b) (n + 2) to (n + 4)
c) (n + 3) to (n + 6)
d) (n + 4) to (n + 5)
Q6. For inspection and packing of ballast, each pot sleeper is provided with
a) One hole
b) Two holes
c) Three holes
d) Four holes
Q7. For points and crossings, maximum size of ballast, is
a) 50 mm
b) 30 mm
c) 25 mm
d) 20 mm
Q8. The main function of sleepers, is
a) To support rails
b) To hold rails at correct gauge
c) To distribute load from the rails to ballast
d) All the above
Q9. Macking of ballast is done
a) Near the ends of sleepers
b) On the shoulders
c) Under sleepers
d) Between two rails
Q10. Rails are fixed on steel sleepers
a) By bearing plates
b) By dog spikes
c) By keys in lugs or jaws
d) None of these
Q11. The standard width of ballast for m.g. track in Indian railways, is kept
a) 3.35 m
b) 3.53 m
c) 2.30 m
d) None of these
Q12. To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and
a) One key
b) Two keys
c) Three keys
d) Four keys
Q13. The standard dimensions of a wooden sleeper for a b.g. railway track are
a) 2.74 m x 25 cm x 13 cm
b) 1.83 m x 20 cm x 11 cm
c) 1.52 m x 15 cm x 10 cm
d) 1.75 cm x 20 cm x 12 cm
Q14. In Indian railways, the ratio of axle load and weight of rail, is
a) 312
b) 412
c) 512
d) 600
Q15. Minimum composite sleeper index for wooden sleepers used over bridge girders, is
a) 1455
b) 1255
c) 1155
d) None of these
Q16. In a diamond crossing, number of noses is
a) 2
b) 3
c) 4
d) 6
Q17. If the stock rails are b.h. rails, the type of switch generally provided, is
a) Articulated
b) Undercut
c) Over riding
d) Straight cut
Q18. Bending of rail ends due to lose packing under a joint and loose fish bolts, is known
a) Buckling
b) Hogging
c) Creeping
d) None of these
Q19. In b.g. tracks the distance of outer signal from station limit is kept
a) 520 m
b) 530 m
c) 540 m
d) 550 m
Q20. The rails get out of their original positions due to insufficient expansion gap. This phenomenon is known
a) Hogging
b) Buckling
c) Creeping
d) None of these
Part 2: List for questions and answers of Infrastructure Engineering
Q1. Answer: d
Q2. Answer: a
Q3. Answer: c
Q4. Answer: d
Q5. Answer: c
Q6. Answer: b
Q7. Answer: c
Q8. Answer: c
Q9. Answer: c
Q10. Answer: c
Q11. Answer: c
Q12. Answer: d
Q13. Answer: a
Q14. Answer: c
Q15. Answer: a
Q16. Answer: d
Q17. Answer: d
Q18. Answer: b
Q19. Answer: c
Q20. Answer: b