MCQOPTIONS
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MCQOPTIONS
This section includes 113 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following methods of designation of crossing is mostly used in India ?%! |
| A. | center line method |
| B. | right angle method |
| C. | isosceles angle method |
| D. | none of the above |
| Answer» C. isosceles angle method | |
| 2. |
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» B. Strength and toughness | |
| 3. |
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» D. Carbon and sulphur | |
| 4. |
Pandrol clips cannot be used with%! |
| A. | wooden sleepers |
| B. | concrete sleepers |
| C. | CST-9 sleepers |
| D. | steel trough sleepers |
| Answer» D. steel trough sleepers | |
| 5. |
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» C. To ensure exact gauge at the toe of the switch as well as the nose of crossing | |
| 6. |
Width of ballast section for Broad Gauge is%! |
| A. | 1.83 m |
| B. | 2.25 m |
| C. | 3.35 m |
| D. | 4.30 m |
| Answer» D. 4.30 m | |
| 7. |
Metal sleepers are superior to wooden sleepers with respect to%! |
| A. | cost |
| B. | life |
| C. | track circuiting |
| D. | fastening |
| Answer» C. track circuiting | |
| 8. |
60 R rails are mostly used in%! |
| A. | Broad Gauge |
| B. | Metre Gauge |
| C. | Narrow Gauge |
| D. | none of the above |
| Answer» C. Narrow Gauge | |
| 9. |
The maximum degree of curvature for Meter Gauge is limited to%! |
| A. | 10° |
| B. | 16° |
| C. | 30° |
| D. | 40° |
| Answer» C. 30¬¨‚àû | |
| 10. |
*$_Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?? |
| A. | detectors |
| B. | point lock |
| C. | iock bar |
| D. | stretcher bar |
| Answer» D. stretcher bar | |
| 11. |
*$_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 |
| Answer» E. | |
| 12. |
*$_The rail is designated by its? |
| A. | length |
| B. | weight |
| C. | cross-section |
| D. | weight per unit length |
| Answer» E. | |
| 13. |
*$_The formation width for a railway track depends on thei) type of gaugeii) number of tracks to be laid side by sideiii) slope of sides of embankment or cutting The correct answer is? |
| A. | only (i) |
| B. | both (i) and (ii) |
| C. | both (i) and (iii) |
| D. | (i), (ii) and (iii) |
| Answer» C. both (i) and (iii) | |
| 14. |
*$_The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called? |
| A. | flangeway clearance |
| B. | heel divergence |
| C. | throw of the switch |
| D. | none of the above |
| Answer» D. none of the above | |
| 15. |
*$_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» C. Corrugated rails | |
| 16. |
*$_Loose jaws of steel trough sleepers are made of? |
| A. | cast steel |
| B. | mild steel |
| C. | cast iron |
| D. | spring steel |
| Answer» E. | |
| 17. |
*$_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 |
| Answer» E. | |
| 18. |
*$_The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is? |
| A. | 4.27 m |
| B. | 4.88 m |
| C. | 5.49 m |
| D. | 6.10 m |
| Answer» C. 5.49 m | |
| 19. |
*/*_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 |
| Answer» C. outer faces of rails | |
| 20. |
*/*_Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?? |
| A. | triangle |
| B. | turntable |
| C. | traverser |
| D. | scotch block |
| Answer» D. scotch block | |
| 21. |
*/*_At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is? |
| A. | 51 |
| B. | 62 |
| C. | 70 |
| D. | 78 |
| Answer» D. 78 | |
| 22. |
*/*_Which one of the following rail failures is caused by loose fish bolts at expansion joints?? |
| A. | crushed head |
| B. | angular break |
| C. | split head |
| D. | transverse fissures |
| Answer» B. angular break | |
| 23. |
*/*_Largest percentage of material in the rail is in its? |
| A. | head |
| B. | web |
| C. | foot |
| D. | head and foot both |
| Answer» B. web | |
| 24. |
*/*_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 |
| Answer» C. SL = L + CL | |
| 25. |
%_The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be_% |
| A. | 26.41 |
| B. | 19.81 |
| C. | 13.21 |
| D. | 6.61 |
| Answer» D. 6.61 | |
| 26. |
%_The following tests are conducted for rails:i) falling weight testii) tensile testiii) hammer testThe compulsory tests are_% |
| A. | only (i) |
| B. | (i)and(ii) |
| C. | (ii) and (iii) |
| D. | (i) and (iii) |
| Answer» C. (ii) and (iii) | |
| 27. |
%_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» E. | |
| 28. |
%_Anti creep bearing plates are provided on_% |
| A. | bridges and approaches |
| B. | joints |
| C. | both (A) and (B) |
| D. | none of the above |
| Answer» E. | |
| 29. |
%_Ordinary rails are made of_% |
| A. | mild steel |
| B. | cast iron |
| C. | wrought iron |
| D. | high carbon steel |
| Answer» E. | |
| 30. |
%_Number of switches provided on a Gaunt-letted track is_% |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | none of the above |
| Answer» E. | |
| 31. |
_ The cross-sectional area of 52 kg flat footed rail is$? |
| A. | 6155 mm² |
| B. | 6615 mm² |
| C. | 7235 mm² |
| D. | 7825 mm² |
| Answer» C. 7235 mm¬¨‚⧠| |
| 32. |
_ The purpose of providing fillet in a rail section is to$? |
| A. | Increase the lateral strength |
| B. | Increase the vertical stiffness |
| C. | Avoid the stress concentration |
| D. | Reduce the wear |
| Answer» D. Reduce the wear | |
| 33. |
_ One degree of curve is equivalent to (where R is the radius of curve in meters.)$? |
| A. | 1600/R |
| B. | 1700/R |
| C. | 1750/R |
| D. | 1850/R |
| Answer» D. 1850/R | |
| 34. |
_ Which of the following factors govern the choice of the gauge ?i) volume and nature of trafficii) speed of trainiii) physical features of the countryThe correct answer is$? |
| A. | only (i) |
| B. | both (i) and (ii) |
| C. | both (ii) and (iii) |
| D. | (i), (ii) and (iii) |
| Answer» E. | |
| 35. |
_ Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is$? |
| A. | 552 |
| B. | 783 |
| C. | 1352 |
| D. | 1455 |
| Answer» C. 1352 | |
| 36. |
_ For the purpose of track maintenance, the number of turn out equivalent to one track km are$? |
| A. | 1 |
| B. | 2 |
| C. | 5 |
| D. | 10 |
| Answer» E. | |
| 37. |
_ The side slope of embankments for a railway track is generally taken as$? |
| A. | 1:1 |
| B. | 1.5:1 |
| C. | 2:1 |
| D. | 1:2 |
| Answer» D. 1:2 | |
| 38. |
_ Flange-way clearance is the distance$? |
| A. | Between the adjoining faces of the running rail and the check rail near the crossing |
| B. | Between the gauge faces of the stock rail and the tongue rail |
| C. | Through which the tongue rail moves laterally at the toe of the switch |
| D. | None of the above |
| Answer» B. Between the gauge faces of the stock rail and the tongue rail | |
| 39. |
_ Number of dog spikes normally used per rail seat on curved track is$? |
| A. | one on either side |
| B. | two outside and one inside |
| C. | one outside and two inside |
| D. | two outside and two inside |
| Answer» C. one outside and two inside | |
| 40. |
_ Number of keys used in CST-9 sleeper is$? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | none of the above |
| Answer» B. 3 | |
| 41. |
_ When semaphore and warner are installed on the same post, then the stop indication is given when$? |
| 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» B. semaphore arm lowered but warner arm horizontal | |
| 42. |
_ Wear of rails is maximum in weight of$? |
| A. | tangent track |
| B. | sharp curve |
| C. | tunnels |
| D. | coastal area |
| Answer» C. tunnels | |
| 43. |
_ If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by$? |
| A. | Vi cot(cc/2) |
| B. | cot(oc/2) |
| C. | cot(a) |
| D. | Vi cosec(a/2) |
| Answer» D. Vi cosec(a/2) | |
| 44. |
_ Head width of 52 kg rail section is$? |
| A. | 61.9 mm |
| B. | 66.7 mm |
| C. | 67 mm |
| D. | 72.33 mm |
| Answer» D. 72.33 mm | |
| 45. |
_ The limiting value of cant gradient for all gauges is$? |
| A. | 1 in 360 |
| B. | 1 in 720 |
| C. | 1 in 1000 |
| D. | 1 in 1200 |
| Answer» C. 1 in 1000 | |
| 46. |
__If ‘A’ is the angle formed by two gauge faces, the crossing number will be__ |
| A. | tan A |
| B. | cot A |
| C. | sec A |
| D. | Arad |
| Answer» C. sec A | |
| 47. |
__Number offish bolts per fish plate is__ |
| A. | 2 |
| B. | 4 |
| C. | 5 |
| D. | 6 |
| Answer» C. 5 | |
| 48. |
__When the rail ends rest on a joint sleeper, the joint is termed as__ |
| A. | supported rail joint |
| B. | suspended rail joint |
| C. | bridge joint |
| D. | base joint |
| Answer» B. suspended rail joint | |
| 49. |
__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 |
| Answer» D. none of the above | |
| 50. |
__The compensation for curvature on gradient for Meter Gauge is given by (where R is radius of curve.)__ |
| A. | 70/R |
| B. | 52.5/R |
| C. | 35/R |
| D. | 105/R |
| Answer» C. 35/R | |