McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 351. |
A good ballast, when laid on formation, should have sufficient voids. |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 352. |
Generally, the rail section is designed by assuming that it can bear a load equal to |
| A. | 100 times |
| B. | 350 times |
| C. | 460 times |
| D. | 560 times |
| Answer» D. 560 times | |
| 353. |
The standard size of wooden sleepers on broad gauge railway track is |
| A. | 1.52 m x 15 cm x 10 cm |
| B. | 1.83 m x 20 cm x 11 cm |
| C. | 2.74 m x 25 cm x 13 cm |
| D. | any one of these |
| Answer» C. 2.74 m x 25 cm x 13 cm | |
| 354. |
A track is laid over |
| A. | sleepers |
| B. | formation |
| C. | rails |
| D. | ballast |
| Answer» B. formation | |
| 355. |
The number of dog spikes normally used per rail seat on curved track is |
| A. | one on either side |
| B. | one inside and two outside |
| C. | one outside and two inside |
| D. | two on either side |
| Answer» B. one inside and two outside | |
| 356. |
The rail chairs are generally made of |
| A. | cast iron |
| B. | low carbon steel |
| C. | high carbon steel |
| D. | stainless steel |
| Answer» A. cast iron | |
| 357. |
The switch angle is the angle subtended between the gauge faces of the |
| A. | tongue rail and check rail |
| B. | stock rail and check rail |
| C. | stock rail and tongue rail |
| D. | none of these |
| Answer» A. tongue rail and check rail | |
| 358. |
The level of both the rails on straight lengths should be different. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 359. |
The minimum value of flangeway clearance is |
| A. | 60 mm |
| B. | 80 mm |
| C. | 100 mm |
| D. | 120 mm |
| Answer» A. 60 mm | |
| 360. |
Anchors are also known as anti - creepers. |
| A. | Correct |
| B. | Incorrect |
| Answer» A. Correct | |
| 361. |
Rail chairs are used to fix |
| A. | flat footed rails |
| B. | bull headed rails |
| C. | double headed rails |
| D. | none of these |
| Answer» C. double headed rails | |
| 362. |
Charles Vignole invented |
| A. | double headed |
| B. | bull headed |
| C. | flat footed |
| Answer» C. flat footed | |
| 363. |
The main purpose of using bering plates is to |
| A. | distribute the pressure over wider area |
| B. | eliminate the adzingt of wooden sleepers |
| C. | prevent the widening of gauge of curves |
| D. | all of these |
| Answer» D. all of these | |
| 364. |
The speed of a locomotive, in India, on metre gauge is restricted up to |
| A. | 60 km/h |
| B. | 80 km/h |
| C. | 100 km/h |
| D. | 120 km/h |
| Answer» B. 80 km/h | |
| 365. |
The ballast material generally used on Indian railways consist of |
| A. | broken stone |
| B. | gravel |
| C. | moorum |
| D. | all of these |
| Answer» D. all of these | |
| 366. |
The chief function of sleepers is to |
| A. | support the rails |
| B. | keep the two rails at correct gauge |
| C. | distribute the load coming on rails to the ballast |
| D. | all of the above |
| Answer» D. all of the above | |
| 367. |
A three-throw requires |
| A. | two sets of switches and two crossings |
| B. | three sets of switches and two crossings |
| C. | two sets of switches and three crossings |
| D. | three sets of switches and three crossings |
| Answer» C. two sets of switches and three crossings | |
| 368. |
On Indian railways, the number of fish bolts used to connect one pair of fish plates to the rails are |
| A. | two |
| B. | four |
| C. | six |
| D. | eight |
| Answer» B. four | |
| 369. |
Which of the following statement is wrong? |
| A. | The pot sleepers can be used if degree of the curve is more than 4? |
| B. | Track circuiting is not possible in R.C.C. sleepers. |
| C. | The effective bearing area of all types of sleepers is not the same. |
| D. | all of the above |
| Answer» D. all of the above | |
| 370. |
If ? is the switch angle and R is the radius of the turn out, the length of tongue rail will be |
| A. | R tan ? |
| B. | R tan ? / 2 |
| C. | R cot ? |
| D. | R cot ? / 2 |
| Answer» B. R tan ? / 2 | |
| 371. |
For new embankments in black cotton soil, the material used as blanket is |
| A. | sand |
| B. | moorum |
| C. | coal ash |
| D. | broken stone |
| Answer» B. moorum | |
| 372. |
In India, the ruling gradient provided in plains for one locomotive train, is |
| A. | 1 in 150 to 1 in 200 |
| B. | 1 in 200 to 1 in 250 |
| C. | 1 in 250 to 1 in 300 |
| D. | 1 in 300 to 1 in 350 |
| Answer» A. 1 in 150 to 1 in 200 | |
| 373. |
The holding power of screw spikes is less than dog spikes. |
| A. | Yes |
| B. | No |
| Answer» B. No | |
| 374. |
When one track is superimposed on the other track, it is known as |
| A. | ladder track |
| B. | double slip track |
| C. | Gaunlet track |
| D. | none of these |
| Answer» C. Gaunlet track | |
| 375. |
The flow of rail metal due to abnormally heavy loads is called |
| A. | hogging |
| B. | buckling |
| C. | wear of rails |
| D. | creeping |
| Answer» C. wear of rails | |
| 376. |
Which of the following statement is correct? |
| A. | Bull headed rails keep better alignment than flat footed rails due to chairs. |
| B. | Flat footed rails are cheaper than bull headed rails. |
| C. | Flat footed rails are stronger in every direction than the bull headed rails for the same cross-sectional area. |
| D. | all of the above |
| Answer» D. all of the above | |
| 377. |
The width of platform, under no circumstances, should be less than |
| A. | 2 m |
| B. | 4 m |
| C. | 6 m |
| D. | 8 m |
| Answer» B. 4 m | |
| 378. |
A cross-over requires |
| A. | two sets of switches and two crossings |
| B. | two sets of switches and four crossings |
| C. | four sets of switches and four crossings |
| D. | none of these |
| Answer» A. two sets of switches and two crossings | |
| 379. |
The bearing plates are used to fix |
| A. | flat footed |
| B. | bull headed |
| C. | double headed |
| Answer» A. flat footed | |
| 380. |
Minimum packing space provided between two sleepers is |
| A. | 250 to 300 mm |
| B. | 300 to 350 mm |
| C. | 350 mm to 400 mm |
| D. | 400 to 450 mm |
| Answer» B. 300 to 350 mm | |
| 381. |
Under the sleepers, |
| A. | boxing |
| B. | packing |
| Answer» B. packing | |
| 382. |
The minimum depth of ballast for broad gauge tracks on Indian railways is |
| A. | 200 mm |
| B. | 250 mm |
| C. | 300 mm |
| D. | 350 mm |
| Answer» B. 250 mm | |
| 383. |
The distance between the running edge of the stock and switch rails at the switch heel, is called |
| A. | heel clearance |
| B. | heel divergence |
| C. | heel spacing |
| D. | either (a) or (b) |
| Answer» D. either (a) or (b) | |
| 384. |
In India, the sleeper density provided is |
| A. | 18 sleepers per rail length |
| B. | 25 sleepers per rail length |
| C. | 28 sleepers per rail length |
| D. | 40 sleepers per rail length |
| Answer» A. 18 sleepers per rail length | |
| 385. |
For broad gauge main lines with maximum traffic loads, the rail section provided should have |
| A. | 29.77 to 37.25 kg/m |
| B. | 44.7 to 56.8 kg/m |
| C. | 49.8 to 52.3 kg/m |
| D. | 49.8 to 56.8 kg/m |
| Answer» B. 44.7 to 56.8 kg/m | |
| 386. |
Which of the following statement is correct? |
| A. | The ruling gradient is maximum gradient to which the track may be laid |
| B. | In order to avoid the resistance after a certain limit, gradients on curves are reduced |
| C. | Grade compensation is denoted by percentage per degree of curve. |
| D. | all of the above |
| Answer» D. all of the above | |
| 387. |
The wooden sleepers are the ideal sleepers |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 388. |
The standard width of ballast for broad gauge track on Indian railways, is |
| A. | 2.3 m |
| B. | 2.9 m |
| C. | 3.35 m |
| D. | 5.53 m |
| Answer» C. 3.35 m | |
| 389. |
According to Indian Railways Board, the minimum distance between the centre to centre of two tracks for broad gauge is |
| A. | 4.725 m |
| B. | 6.1 m |
| C. | 7.49 m |
| D. | 10.82 m |
| Answer» A. 4.725 m | |
| 390. |
The composite sleeper index determines the |
| A. | suitability of the wooden sleepers |
| B. | number of sleepers per rail length |
| C. | permissible stresses in the steel sleepers |
| D. | all of these |
| Answer» A. suitability of the wooden sleepers | |
| 391. |
Between two rails, a gap of |
| A. | 1.5 mm to 3 mm |
| B. | 3 mm to 6 mm |
| C. | 6 mm to 9 mm |
| D. | 9 mm to 12 mm |
| Answer» A. 1.5 mm to 3 mm | |
| 392. |
The rail section is divided on the basis of |
| A. | type of rails |
| B. | spacing of sleepers |
| C. | gauge of the track |
| D. | speed of trains |
| Answer» C. gauge of the track | |
| 393. |
The distance between the adjacent faces of the stock rail and the check rail, is called |
| A. | heel divergence |
| B. | heel clearance |
| C. | flangeway clearance |
| D. | throw of switch |
| Answer» C. flangeway clearance | |
| 394. |
The number of sleepers used per rail length on the track is known as |
| A. | sleeper strength |
| B. | sleeper density |
| C. | sleeper ratio |
| D. | all of these |
| Answer» B. sleeper density | |
| 395. |
The standard size of wooden sleepers on metre gauge railway track is |
| A. | 1.52 m x 15 cm x 10 cm |
| B. | 1.83 m x 20 cm x 11 cm |
| C. | 2.74 m x 25 cm x 13 cm |
| D. | any one of these |
| Answer» B. 1.83 m x 20 cm x 11 cm | |
| 396. |
For station yards, Indian railways have recommended a gradient of |
| A. | 1 in 100 |
| B. | 1 in 200 to 1 in 250 |
| C. | 1 in 500 |
| D. | 1 in 1000 |
| Answer» D. 1 in 1000 | |
| 397. |
The longitudinal movement of the rails in a track is technically known as |
| A. | buckling |
| B. | hogging |
| C. | creeping |
| D. | none of these |
| Answer» C. creeping | |
| 398. |
The heel divergence is always |
| A. | equal to |
| B. | less than |
| C. | greater than |
| Answer» C. greater than | |
| 399. |
The bull headed rails are provided on points and crossings. |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 400. |
Which of the following statement is wrong? |
| A. | The length of gap at crossing between two noses of a diamond crossing increases as the crossing angle decreases. |
| B. | The sand hump is a device to check the movement of a vehicle. |
| C. | The next signal after outer signal towards station is a routing signal. |
| D. | A stop signal placed at the end of a platform is called a starter signal. |
| Answer» C. The next signal after outer signal towards station is a routing signal. | |
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