McqMate
1. |
On a Single Rail Track,goods trains loadedwith heavy load material run starting from ‘A’ to ‘B’ and then empty wagon run from ‘B’ to ‘A’.The amount of creep in the rails: |
A. | Will be more in the direction of B to A |
B. | Will be more in the direction of A to B |
C. | Will be maximum at the middle of A and B |
D. | Cannot be determined from the given data |
Answer» B. Will be more in the direction of A to B |
2. |
A triangle is used for |
A. | Changing the direction of engine |
B. | Transferring wagons to and from parallel tracks without shunting |
C. | Separating all the sidings and shunting lines from main lines |
D. | Preventing the vehicles from running off the track |
Answer» A. Changing the direction of engine |
3. |
Heel divergence is |
A. | Always less than flange-way clearance |
B. | Equal to flange-way clearance |
C. | Always greater than flange-way clearance |
D. | Sometimes greater than flange-way clearance |
Answer» C. Always greater than flange-way clearance |
4. |
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 |
Answer» B. To maintain the two tongue rails at the exact distance |
5. |
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 |
Answer» B. Speeds higher than equilibrium speed |
6. |
The type of spike used for fixing chairs of bull headed rails to wooden sleepers is |
A. | Dog spike |
B. | Rail screw |
C. | Elastic spike |
D. | Round spike |
Answer» D. Round spike |
7. |
Flat mild steel bearing plates are used |
A. | For points and crossings in the lead portion |
B. | With wooden sleepers at locations where creep is likely to be developed |
C. | On all joints and curves |
D. | On all the above |
Answer» A. For points and crossings in the lead portion |
8. |
Composite sleeper index is the index of |
A. | Hardness and strength |
B. | Strength and toughness |
C. | Toughness and wear resistance |
D. | Wear resistance and hardness |
Answer» A. Hardness and strength |
9. |
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 |
Answer» A. On curves |
10. |
Creep is the |
A. | Longitudinal movement of rail |
B. | Lateral movement of rail |
C. | Vertical movement of rail |
D. | Difference in level of two rails |
Answer» A. Longitudinal movement of rail |
11. |
Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called |
A. | Roaring rails |
B. | Hogged rails |
C. | Corrugated rails |
D. | Buckled rails |
Answer» B. Hogged rails |
12. |
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 |
Answer» A. To join the two rails together |
13. |
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 |
Answer» C. Avoid the stress concentration |
14. |
Two important constituents in the composition of steel used for rail are |
A. | Carbon and silicon |
B. | Manganese and phosphorous |
C. | Carbon and manganese |
D. | Carbon and sulphur |
Answer» C. Carbon and manganese |
15. |
Flange-way clearance is the distance |
A. | Between the adjoining faces of the running rail and the check rail near the crossing |
B. | Between the gauge faces of the stock rail and the tongue rail |
C. | Through which the tongue rail moves laterally at the toe of the switch |
D. | None of the above |
Answer» A. Between the adjoining faces of the running rail and the check rail near the crossing |
16. |
Which of the following types of sleepers is preferred on joints? |
A. | CST-9 sleeper |
B. | Steel trough sleeper |
C. | Wooden sleeper |
D. | Concrete sleeper |
Answer» C. Wooden sleeper |
17. |
Total effective bearing area of both the bowls of a pot sleeper, is |
A. | Slightly more than that of a wooden sleeper |
B. | Slightly less than that of a wooden sleeper |
C. | Equal to that of a wooden sleeper |
D. | None of these |
Answer» C. Equal to that of a wooden sleeper |
18. |
Pick up the incorrect statement from the following: |
A. | Sleepers hold the rails at proper gauge on straights |
B. | Sleepers provide stability to the permanent way |
C. | Sleepers act as an elastic cushion between rails and ballast |
D. | None of these |
Answer» D. None of these |
19. |
On Indian Railways, number of a crossing is defined as |
A. | Sine of angle of crossing |
B. | Cosine of angle of crossing |
C. | Tangent of angle of crossing |
D. | Contingent of angle of crossing |
Answer» D. Contingent of angle of crossing |
20. |
Pandrol clips cannot be used with |
A. | Wooden sleepers |
B. | Concrete sleepers |
C. | CST-9 sleepers |
D. | Steel trough sleepers |
Answer» C. CST-9 sleepers |
21. |
For providing the required tilt of rails, adazing of wooden sleepers, is done for |
A. | Bull headed rails |
B. | Double headed rails |
C. | Flat footed rails |
D. | Any type of rails |
Answer» C. Flat footed rails |
22. |
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) |
Answer» C. (n + 3) to (n + 6) |
23. |
Normally maximum cant permissible in Meter Gauge is |
A. | 75 mm |
B. | 90 mm |
C. | 140 mm |
D. | 165 mm |
Answer» B. 90 mm |
24. |
Type of switch rails generally adopted for modern track, is |
A. | Straight switch |
B. | Curved switch |
C. | Loose heel switch |
D. | Bent switch |
Answer» B. Curved switch |
25. |
Pick up the correct statement from the following: |
A. | An extra width of 7.5 cm ballast is provided on outside a curve if track is laid with shortwelded rails |
B. | An extra width of 7.5 cm ballast is provided on outside a curve sharper than 3° on B.G. and M.G. tracks |
C. | An extra width of 15 cm ballast is provided on each shoulder if the track is laid with welded rails |
D. | All the above |
Answer» D. All the above |
26. |
Lead of crossing is the distance from the |
A. | Heel of the switch to the toe of the switch |
B. | Heel of the switch to the theoretical nose of the crossing |
C. | Toe of the switch to the theoretical nose of crossing |
D. | Toe of the switch to the actual nose of crossing |
Answer» B. Heel of the switch to the theoretical nose of the crossing |
27. |
The place where a railway line and a road cross each other at the same level, is known as |
A. | Cross over |
B. | Railway junction |
C. | Road junction |
D. | Level crossing |
Answer» D. Level crossing |
28. |
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 |
Answer» D. Straight cut |
29. |
The object of providing a point lock is |
A. | To ensure that each switch is correctly set |
B. | To ensure that the point may not be operated while the train is on it |
C. | To detect any obstruction between and tongue rail |
D. | None of the above |
Answer» A. To ensure that each switch is correctly set |
30. |
Minimum composite sleeper index for wooden sleepers used in cross-overs, is |
A. | 1152 |
B. | 1252 |
C. | 1352 |
D. | 1452 |
Answer» C. 1352 |
31. |
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 |
Answer» B. Buckling |
32. |
When semaphore and warner are installed on the same post, then the stop indication is given when |
A. | Both arms are horizontal |
B. | Semaphore arm lowered but warner arm horizontal |
C. | Both semaphore and warner arms lowered |
D. | None of the above |
Answer» A. Both arms are horizontal |
33. |
The standard dimensions of a wooden sleeper for M.G. railway track are |
A. | 2.74 m × 25 cm × 13 cm |
B. | 1.83 m × 20 cm × 11 cm |
C. | 1.52 m × 15 cm × 10 cm |
D. | 1.75 m × 20 cm × 12 cm |
Answer» B. 1.83 m × 20 cm × 11 cm |
34. |
To avoid the damage of nose of crossing, the wing rails are ramped so that nose of crossing remains at a lower level by |
A. | 3 mm |
B. | 4 mm |
C. | 5 mm |
D. | 6 mm |
Answer» A. 3 mm |
35. |
Wear of rails is maximum in weight of |
A. | Tangent track |
B. | Sharp curve |
C. | Tunnels |
D. | Coastal area |
Answer» B. Sharp curve |
36. |
Degree of a railway curve is defined as number of degrees subtended at the centre of a curve by |
A. | 10 m |
B. | 15 m |
C. | 20 m |
D. | 30.5 m |
Answer» D. 30.5 m |
37. |
For even distribution of load through ballast, load dispersal is assumed as |
A. | 30° to the vertical |
B. | 45° to the vertical |
C. | 60° to the vertical |
D. | None of these |
Answer» B. 45° to the vertical |
38. |
For a sleeper density of (n + 5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is |
A. | 975 |
B. | 918 |
C. | 900 |
D. | 880 |
Answer» C. 900 |
39. |
Mr. W. Simms, the consulting Engineer to the Government of India recommended the gauge for Indian railways |
A. | 1.435 m as adopted in England |
B. | 1.800 m as per Indian conditions |
C. | 1.676 m as a compromise gauge |
D. | 1.000 m as a standard gauge |
Answer» C. 1.676 m as a compromise gauge |
40. |
The distance between theoretical nose of crossing and actual nose of crossing for practical purposes, is |
A. | Nose thickness × |
B. | Nose thickness × |
C. | Nose thickness × |
D. | Nose thickness × |
Answer» B. Nose thickness × |
41. |
The rail is designated by its |
A. | Length |
B. | Weight |
C. | Cross-section |
D. | Weight per unit length |
Answer» D. Weight per unit length |
42. |
Best ballast contains stones varying in size from |
A. | 1.5 cm to 3 cm |
B. | 2.0 cm to 4 cm |
C. | 2.0 cm to 5 cm |
D. | 2.5 cm to 6 cm |
Answer» C. 2.0 cm to 5 cm |
43. |
A turn-in-curve is defined as |
A. | A curve introduced between two straights |
B. | A reverse curve |
C. | A reverse curve introduced in continuity of a turn out |
D. | A spiral transition curve |
Answer» C. A reverse curve introduced in continuity of a turn out |
44. |
Ordinary rails are made of |
A. | Mild steel |
B. | Cast iron |
C. | Wrought iron |
D. | High carbon steel |
Answer» D. High carbon steel |
45. |
In India the rails are manufactured by |
A. | Open hearth process |
B. | Duplex process |
C. | Both (a) and (b) |
D. | Neither (a) nor (b) |
Answer» C. Both (a) and (b) |
46. |
Pick up the incorrect statement from the following. Required tilt of 1 in 20 is provided |
A. | To the tops of rails |
B. | At rail seats in bearing plates |
C. | At rail seats in chairs |
D. | At rail seats in metal sleepers |
Answer» A. To the tops of rails |
47. |
The formation width for a railway track depends on the
|
A. | Only (i) |
B. | Both (i) and (ii) |
C. | Both (i) and (iii) |
D. | (i), (ii) and (iii) |
Answer» B. Both (i) and (ii) |
48. |
If a 0.7% upgrade meets a 0.65% downgrade at a summit and the permissible rate of change of grade per chain length is 0.10%, the length of the vertical curve, is |
A. | 10 chains |
B. | 12 chains |
C. | 14 chains |
D. | 16 chains |
Answer» C. 14 chains |
49. |
Main disadvantage of steel sleepers, is: |
A. | It gets rusted quickly |
B. | Its lugs sometimes get broken |
C. | Its lugs sometimes get split |
D. | All the above |
Answer» D. All the above |
50. |
For a Broad Gauge route with (M + 7) sleeper density, number of sleepers per rail length is |
A. | 18 |
B. | 19 |
C. | 20 |
D. | 21 |
Answer» C. 20 |
51. |
Bearing plates are used to fix |
A. | Flat footed rails to the wooden sleepers |
B. | Double headed rails to the wooden sleepers |
C. | Bull headed rails to the wooden sleepers |
D. | Flat footed rails to the cast iron sleepers |
Answer» A. Flat footed rails to the wooden sleepers |
52. |
On a single line track, 10 goods trains loaded with iron ore run from A to B and empty wagons return from B to A daily. Amount of creep of the rails will be |
A. | Zero |
B. | More in the direction A to B |
C. | More in the direction B to A |
D. | None of these |
Answer» B. More in the direction A to B |
53. |
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 |
Answer» B. 35 mm/sec |
54. |
At a rail joint, the ends of adjoining rails, are connected with a pair of fish plates and |
A. | 2 fish bolts |
B. | 4 fish bolts |
C. | 6 fish bolts |
D. | 8 fish bolts |
Answer» B. 4 fish bolts |
55. |
If the standard length of a B.G. crossing is 597 cm, the number of crossing, is |
A. | 1 in 8½ |
B. | 1 in 12 |
C. | 1 in 16 |
D. | None of these |
Answer» B. 1 in 12 |
56. |
Switch angle is the angle between |
A. | The gauge face of the stock rail and tongue rail |
B. | The outer face of the stock rail and tongue rail |
C. | The gauge face of the stock rail and outer face of the tongue rail |
D. | The outer face of the stock rail and the gauge face of the tongue rail |
Answer» A. The gauge face of the stock rail and tongue rail |
57. |
Pick up the incorrect statement from the following: |
A. | Sleepers transfer the load of moving locomotive to the girders of the bridges |
B. | Sleepers act as a non-elastic medium between the rails and ballast |
C. | Sleepers hold the rails at 1 in 20 tilt inward |
D. | Sleepers hold the rails loose on curve |
Answer» B. Sleepers act as a non-elastic medium between the rails and ballast |
58. |
On Broad Gauge main lines with maximum traffic loads, the rail section preferred to, is |
A. | 29.8 to 37.3 kg/m |
B. | 32.5 to 42.5 kg/cm |
C. | 44.7 to 56.8 kg/m |
D. | None of these |
Answer» C. 44.7 to 56.8 kg/m |
59. |
The treadle bar is provided |
A. | In the middle of the track a little in front of the toes of the tongue rail |
B. | Near and parallel to inner side of one of the rails |
C. | At right angle to the rail |
D. | Near and parallel to inner side of both the rails |
Answer» B. Near and parallel to inner side of one of the rails |
60. |
Heel of crossing is the line joining |
A. | Ends of splice rail and point rail |
B. | Ends of lead rails butting the crossing |
C. | Ends of wing rails |
D. | Throat and actual nose of crossing |
Answer» A. Ends of splice rail and point rail |
61. |
The main advantage of a cement concrete sleeper, is: |
A. | Its heavy weight which improves the track modulus |
B. | Its capacity to maintain gauge |
C. | Its suitability for track circuiting |
D. | All the above |
Answer» D. All the above |
62. |
Stock rails are |
A. | Parts of crossing |
B. | Fitted against check rails |
C. | Fitted against tongue rails |
D. | Laid between heel of switch and nose of crossing |
Answer» C. Fitted against tongue rails |
63. |
Continuity of electric current across welded rail joints, is maintained by |
A. | Welding ends of a wire to each rail |
B. | Placing an insulated plate underneath the rails |
C. | Placing insulation in expansion gaps |
D. | None of these |
Answer» D. None of these |
64. |
Consider the following statements about concrete sleepers.
|
A. | 1 and 2 are correct |
B. | 2 and 3 are correct |
C. | 3 and 4 are correct |
D. | 1 and 4 are correct |
Answer» D. 1 and 4 are correct |
65. |
The arrangement of rails which permit trains to cross another track and also to divert to the other track, is called |
A. | Diamond crossing |
B. | Diamond crossing with single slip |
C. | Diamond crossing with double slip |
D. | Cross over |
Answer» C. Diamond crossing with double slip |
66. |
On either side of the centre line of rails, a cant of 1 in 20 in the sleeper is provided for a distance of |
A. | 150 mm |
B. | 165 mm |
C. | 175 mm |
D. | 185 mm |
Answer» C. 175 mm |
67. |
In a B.G. railway track, the specified ruling gradient is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of |
A. | 1 in 257 |
B. | 1 in 357 |
C. | 1 in 457 |
D. | 1 in 512 |
Answer» B. 1 in 357 |
68. |
A CST-9 sleeper consists of |
A. | Two inverted triangular pots on either side of rail seat |
B. | A central plate with a projected key and box on the top of plate |
C. | A tie bar and 4 cotters to connect two cast iron plates |
D. | All the above |
Answer» D. All the above |
69. |
Staggered rail joints are generally provided |
A. | On curves |
B. | On tangents |
C. | On bridges |
D. | In tunnels |
Answer» A. On curves |
70. |
The following tests are conducted for rails:
|
A. | Only (i) |
B. | (i) and (ii) |
C. | (ii) and (iii) |
D. | (i) and (iii) |
Answer» B. (i) and (ii) |
71. |
Pick up the incorrect statement from the following: |
A. | Fish plates fit the underside of the rail head |
B. | Fish plates fit the top of the rail foot |
C. | Fish plates fit the web of the rail section |
D. | Cross sectional area of fish plates, is normally the same as that of the rail section |
Answer» C. Fish plates fit the web of the rail section |
72. |
Pick up the correct statement from the following: |
A. | Length of tongue rail should be greater than rigid wheel base of vehicle |
B. | Stock rail should be longer than tongue rail |
C. | Length of stock rail ahead of the toe should be a minimum of 1.65 m |
D. | All the above |
Answer» D. All the above |
73. |
Fish plate is in contact with rail at |
A. | Web of rail |
B. | Fishing plane |
C. | Head of rail |
D. | Foot of rail |
Answer» B. Fishing plane |
74. |
In railways a triangle is mainly provided for |
A. | Diverting trains from the main line to branch line |
B. | Crossing over between parallel tracks |
C. | Changing direction of engines through 180° |
D. | Shunting wagons in yards |
Answer» C. Changing direction of engines through 180° |
75. |
Minimum gradient in station yards is generally limited to |
A. | 1 in 1000 |
B. | 1 in 750 |
C. | 1 in 500 |
D. | Zero |
Answer» D. Zero |
76. |
If L1 and L2 are actual and theoretical lengths of a tongue rail, d is heel divergence and t is thickness |
A. | sin 1 (d - t/ |
B. | tan 1 (d - t/ |
C. | sin 1 (d - t/ |
D. | tan 1 (d - t/ |
Answer» A. sin 1 (d - t/ |
77. |
If a is average number of peaks more than 10 mm of unevenness per kilometre, b is average number peaks more than 6 mm for gauge variation per kilometre and c is average number of peaks more than 2 mm twist per metre, then composite current recording index (Ic), as recommended by Indian Northern Railways, is |
A. | Ic = 10 - a - b - c/4 |
B. | Ic = 20 - a - b - c/4 |
C. | Ic = 30 - a - b - c/4 |
D. | Ic = 40 - a - b - c/4 |
Answer» D. Ic = 40 - a - b - c/4 |
78. |
Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275 × 25 × 13 cm with 75 cm sleeper spacing is |
A. | 15 cm |
B. | 20 cm |
C. | 25 cm |
D. | 30 cm |
Answer» C. 25 cm |
79. |
On a straight railway track, absolute levels at point A on two rails are 100.550 m and 100.530 m and the absolute levels at point B 100 m apart are 100.585 m and 100.515 m respectively, the value of twist of rails per metre run, is |
A. | 0.4 mm |
B. | 0.5 mm |
C. | 0.7 mm |
D. | 0.8 mm |
Answer» B. 0.5 mm |
80. |
The sleepers resting directly on girder are fastened to the top flange of girder by |
A. | Hook bolts |
B. | Dog spikes |
C. | Fang bolts |
D. | Rail screws |
Answer» A. Hook bolts |
81. |
The sleepers which satisfy the requirements of an ideal sleeper, are |
A. | Cast iron sleepers |
B. | R.C.C. sleepers |
C. | Steel sleepers |
D. | Wooden sleepers |
Answer» D. Wooden sleepers |
82. |
The side of a rail diamond may be obtained by dividing the gauge of track by |
A. | Sine of acute crossing |
B. | Cosine of acute crossing |
C. | Tangent of acute crossing |
D. | Cotangent of acute crossing |
Answer» A. Sine of acute crossing |
83. |
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 |
Answer» C. 13 m and 12 m |
84. |
Coning of wheels is provided |
A. | To check lateral movement of wheels |
B. | To avoid damage to inner faces of rails |
C. | To avoid discomfort to passengers |
D. | All the above |
Answer» D. All the above |
85. |
On Indian Railways, angle of crossing between gauge faces of Vee, is generally calculated by |
A. | Cole's method |
B. | Centre line method |
C. | Isosceles triangle method |
D. | Both (a) and (b) |
Answer» A. Cole's method |
86. |
Which of the following factors govern the choice of the gauge?
|
A. | Only (i) |
B. | Both (i) and (ii) |
C. | Both (ii) and (iii) |
D. | (i), (ii) and (iii) |
Answer» D. (i), (ii) and (iii) |
87. |
Ballast packed below and around the sleepers to transfer the load from sleepers to formation, generally consists of |
A. | Broken stones |
B. | Gravels |
C. | Moorum |
D. | All the above |
Answer» D. All the above |
88. |
On Indian Railways, the approximate weight of a rail section is determined from the formula |
A. | Weight of the rail/axial load of locomotive = 1/10 |
B. | Weight of the rail/axial load of locomotive = 1/410 |
C. | Weight of the rail/axial load of locomotive = 1/510 |
D. | Weight of the rail/axial load of locomotive = 1/610 |
Answer» C. Weight of the rail/axial load of locomotive = 1/510 |
89. |
The maximum degree of curvature for Meter Gauge is limited to |
A. | 10° |
B. | 16° |
C. | 30° |
D. | 40° |
Answer» B. 16° |
90. |
The grade compensation on B.G. tracks on Indian Railways, is |
A. | 0.02 % |
B. | 0.03 % |
C. | 0.04 % |
D. | 0.05 % |
Answer» C. 0.04 % |
91. |
The factor for deciding the type of sleeper, is |
A. | Easy fixing and removal of rails |
B. | Provision of sufficient bearing area for rails |
C. | Initial and maintenance costs |
D. | All the above |
Answer» D. All the above |
92. |
Number of keys used in CST-9 sleeper is |
A. | 2 |
B. | 3 |
C. | 4 |
D. | None of the above |
Answer» A. 2 |
93. |
Wheels of a rolling stock are provided flanges on |
A. | Outer side |
B. | Inner side |
C. | Both sides |
D. | Neither side |
Answer» B. Inner side |
94. |
For inspection and packing of ballast, each pot sleeper is provided with |
A. | One hole |
B. | Two holes |
C. | Three holes |
D. | Four holes |
Answer» B. Two holes |
95. |
The compensation for curvature on gradient for Meter Gauge is given by |
A. | 70/R |
B. | 52.5/R |
C. | 35/R |
D. | 105/RR |
Answer» B. 52.5/R |
96. |
To design a cross-over between parallel tracks, the required components are: |
A. | Two switch points, two acute angle crossings and two check rails |
B. | Two switch points, two acute angle crossings and four check rails |
C. | Two switch points, two acute angle crossings and six check rails |
D. | None of these |
Answer» B. Two switch points, two acute angle crossings and four check rails |
97. |
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. | 2.50 m |
Answer» C. 2.30 m |
98. |
The correct relation between curve lead (CL), switch lead (SL) and lead of crossing (L) is given by |
A. | CL = L - SL |
B. | L =CL - SL |
C. | SL = L + CL |
D. | L = (CL + SL)/2 |
Answer» B. L =CL - SL |
99. |
Pot sleepers are in the form of |
A. | A number of bowls connected together with a tie bar |
B. | Two bowls placed under each rail and connected together with a tie bar |
C. | Two bowls placed under two rails and the one between the rails |
D. | None of these |
Answer» B. Two bowls placed under each rail and connected together with a tie bar |
100. |
Bending of rail ends due to loose packing under a joint and loose fish Bolts, is known |
A. | Buckling |
B. | Hogging |
C. | Creeping |
D. | None of these |
Answer» B. Hogging |
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