Civil Railway Engineering MCQ Questions - Set 09 - ObjectiveBooks

Civil Railway Engineering MCQ Questions - Set 09

Practice Test: Question Set - 09

1. On B.G. tracks the distance of outer signal from station limit is kept
    (A) 510 m
    (B) 520 m
    (C) 530 m
    (D) 540 m

2. The limiting value of cant deficiency for Meter Gauge routes is
    (A) 40 mm
    (B) 50 mm
    (C) 75 mm
    (D) 100 mm

3. The weight of the rails depends upon
    (A) Gauge of the tracks
    (B) Speed of trains
    (C) Spacing of sleepers
    (D) All the above

4. The main advantage of a long rail over short one, is
    (A) It requires less number of rail fastenings
    (B) It provides smooth running of trains
    (C) It involves less maintenance cost
    (D) All the above

5. In a scissors crossover, 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)

6. Rail section first designed on Indian railways, was
    (A) Double headed
    (B) Bull headed
    (C) Flat footed
    (D) (a) and (b) simultaneously

7. The lengths of the standard crossings in India for Broad gauge and Metre gauge tracks is same for
    (A) 1 in 8½ B.G. and, in 12 M.G.
    (B) 1 in 12 B.G. and, 1 in 16 M.G.
    (C) 1 in 12 B.G. and 1 in 8½ M.G.
    (D) 1 in 16 B.G. and 1 in 12 M.G.

8. For the purpose of track maintenance, the number of turn out equivalent to one track km is
    (A) 1
    (B) 2
    (C) 5
    (D) 10

9. Dimensions of a plate girder are:
    (A) 851 mm × 851 mm
    (B) 255 mm × 254 mm
    (C) 851 mm × 254 mm
    (D) 551 mm × 254 mm

10. The check rails are placed opposite the crossing so that
    (A) It is symmetrically placed opposite nose of crossing
    (B) Its one-third length is ahead of the nose of crossing
    (C) Its two-third length is ahead of the nose of crossing
    (D) Its three fourth length is ahead of the nose of crossing

11. Consider the following surveys.
    1. Reconnaissance survey
    2. Preliminary survey
    3. Traffic survey
    4. Location survey
The correct sequence in which these surveys are conducted before the alignment of a track is finalized is
    (A) 1, 3, 2, 4
    (B) 1, 3, 4, 2
    (C) 3, 1, 4, 2
    (D) 3, 1, 2, 4

12. The difference in the lengths of two diagonals of a rail diamond is
    (A) (2G/sin α) × (cos α/2 + sin α/2)
    (B) (2G/sin α) × (cos α/2 - sin α/2)
    (C) (2G/sin α) × (sin α/2 - cos α/2)
    (D) (2G/sin α) × (tan α/2 - cot α/2)

13. Check rails are provided on inner side of inner rails if sharpness of a B.G. curve, is more than
    (A) 3°
    (B) 5°
    (C) 6°
    (D) 8°

14. Largest percentage of material in the rail is in its
    (A) Head
    (B) Web
    (C) Foot
    (D) Head and foot both

15. The spread between the point and splice rails at a distance of 4.25 m is 50 cm. The size of the crossing is
    (A) 1 in 6
    (B) 1 in 8½
    (C) 1 in 12
    (D) 1 in 16

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