Quiz easy

Carriage & Wagon Theory for LDCE(Mech)

easy wagon draw

1 / 50

1. What is the wear limit for shank when wear plates are not fitted?

1. 3.2 mm

2. 4.8 mm

3. 6.5 mm

4. 8.0 mm

2 / 50

2. What should be checked to ensure proper coupling during train operation?

1. Only knuckle condition

2. Full knuckle throw, lock set, lock-to-lock and locking

3. Only coupler height

4. Only draft gear condition

3 / 50

3. Where can the list of approved vendors for Centre Buffer Coupler be found?

1. In the manual appendix

2. On IREPS website

3. In RDSO office

4. In Railway Board circular

4 / 50

4. What is the manufacturer code for Texmaco Rail & Engg. Ltd.?

1. TITA

2. TEXMA

3. TWL

4. RIL

5 / 50

5. What is the manufacturer code for Bhartia Electric Steel Co. Ltd?

1. BURN

2. BESCO

3. BECO

4. HEI

6 / 50

6. What is the manufacturer code for Burn Standard Company Ltd.?

1. BURN

2. BESCO

3. BECO

4. HEI

7 / 50

7. Which test of knuckles is recommended during ROH?

1. Ultrasonic test

2. DPT Test

3. Radiography test

4. Magnetic particle test

8 / 50

8. What was the percentage of train partings due to breakages of components?

1. 38%

2. 42%

3. 52%

4. 62%

9 / 50

9. What was the percentage of train partings due to uncoupling?

1. 38%

2. 42%

3. 52%

4. 62%

10 / 50

10. What is the wear limit for combined wear of lock as per Gauge No. 08?

1. 1.6 mm

2. 2.4 mm

3. 3.2 mm

4. 4.8 mm

11 / 50

11. Which gauge checks the bottom anti-creep horizontal location?

1. Gauge No. 04

2. Gauge No. 05

3. Gauge No. 06

4. Gauge No. 07

12 / 50

12. What does excessive wear at the locking face of knuckle cause?

1. Coupler body renewal

2. Knuckle renewal

3. Lock renewal

4. Yoke replacement

13 / 50

13. When should the knuckle be renewed according to Gauge No. 04 check?

1. When "A" touches

2. When "B" touches

3. When "C" touches

4. When "D" touches

14 / 50

14. Which gauge is used to check knuckle stretch and nose wear?

1. Gauge No. 01

2. Gauge No. 02

3. Gauge No. 03

4. Gauge No. 04

15 / 50

15. What is the condemning limit for guard arm distortion?

1. 2.4 mm

2. 3.2 mm

3. 4.8 mm

4. 6.5 mm

16 / 50

16. What does Gauge No. 03 check?

1. Knuckle nose wear

2. Lock wear

3. Guard arm distortion

4. Shank length

17 / 50

17. When is Gauge No. 02 used?

1. For initial inspection

2. For outgoing wagon after repair in CBC unit

3. For scrapping decision

4. For incoming inspection

18 / 50

18. Which gauge is used for checking wear in guard arm and knuckle face?

1. Gauge No. 01

2. Gauge No. 02

3. Gauge No. 03

4. Gauge No. 04

19 / 50

19. What does UHTE stand for in upgraded indigenous CBCs?

1. Ultra High Tensile Efficiency

2. Unified High Technology Equipment

3. Universal Handling Terminal Equipment

4. Ultra Heavy Transport Engineering

20 / 50

20. What does AAR stand for in the context of CBC?

1. Association of American Railroads

2. Advanced Automotive Railways

3. Automatic Alignment Regulator

4. Auxiliary Assembly Rack

21 / 50

21. What is the pre-compression force in RF-361 draft gear?

1. Rubber pads are assembled with pre-compression force

2. Coil springs provide pre-compression

3. No pre-compression

4. Hydraulic pre-compression

22 / 50

22. How many shoes are there in RF-361 draft gear?

1. One

2. Two

3. Three

4. Four

23 / 50

23. What is the energy absorption percentage of RF-361 draft gear?

1. 79.60%

2. 86%

3. 90%

4. 95%

24 / 50

24. What is the energy absorption percentage of MK-50 draft gear?

1. 79.60%

2. 86%

3. 90%

4. 95%

25 / 50

25. What is the reaction force of RF-361 draft gear?

1. 32.3 tonnes

2. 69.0 tonnes

3. 81.5 tonnes

4. 100 tonnes

26 / 50

26. What is the reaction force of MK-50 draft gear?

1. 32.3 tonnes

2. 69.0 tonnes

3. 81.5 tonnes

4. 100 tonnes

27 / 50

27. What is the travel of RF-361 draft gear?

1. 58 mm

2. 67.8 mm

3. 81.5 mm

4. 90 mm

28 / 50

28. What is the travel of MK-50 draft gear?

1. 58 mm

2. 67.8 mm

3. 81.5 mm

4. 90 mm

29 / 50

29. What is the weight of RF-361 draft gear?

1. 138.0 kg

2. 150.3 kg

3. 170.35 kg

4. 185.5 kg

30 / 50

30. What is the weight of MK-50 draft gear?

1. 138.0 kg

2. 150.3 kg

3. 170.35 kg

4. 185.5 kg

31 / 50

31. How many types of high capacity draft gears are mentioned as being in service?

1. Two

2. Three

3. Four

4. Five

32 / 50

32. Which draft gears are used in BOXN-HL wagons?

1. Standard draft gears

2. Low capacity draft gears

3. High-capacity draft gears

4. Spring-based draft gears

33 / 50

33. Approximately how much does a coupler weigh?

1. 100 Kg

2. Over 200 Kg

3. 300 Kg

4. 400 Kg

34 / 50

34. What is the maximum permissible free slack in the draft gear?

1. 10 mm

2. 15 mm

3. 20 mm

4. 25 mm

35 / 50

35. What colour paint shall be used on exposed surfaces of Coupler and Yoke?

1. Red

2. Blue

3. Black quick drying paint

4. Yellow

36 / 50

36. What type of lubricant shall be applied to the coupler head or fittings?

1. Grease

2. Oil-based lubricant

3. Only dry lubricant

4. Graphite paste

37 / 50

37. Which part is also known as the cylinder in RF-361 draft gear?

1. Yoke

2. Housing

3. Wedge

4. Follower

38 / 50

38. What is the function of the lock in a CBC?

1. To hold the knuckle in closed position

2. To absorb shocks

3. To connect to the yoke

4. To provide tensile strength

39 / 50

39. What is the function of the knuckle in a CBC?

1. To lock the coupler

2. To rotate and engage with another coupler's knuckle

3. To absorb buffing forces

4. To connect to the draft gear

40 / 50

40. Which part of the CBC assembly is used to connect the coupler to the draft gear?

1. Knuckle

2. Lock

3. Yoke

4. Toggle

41 / 50

41. What is a Transition Coupler?

1. A coupler for narrow gauge

2. A CBC that incorporates screw coupling and side buffers to attach with wagons fitted with screw coupling

3. A coupler made of transition metals

4. A temporary coupler

42 / 50

42. Which of the following is NOT an advantage of AAR Centre Buffer Coupler?

1. Coupler and buffing gear are located together at the centre

2. Coupler is identical at either end of the wagon

3. Coupling action is manual

4. With transition arrangement, coupling with screw coupling is possible

43 / 50

43. What is one advantage of Centre Buffer Coupler?

1. It requires manual coupling

2. Coupling action between wagons is automatic

3. It is heavier than screw coupling

4. It needs more maintenance

44 / 50

44. What is the yield strength of Grade 'E' knuckle material?

1. 132 t

2. 150 t

3. 180 t

4. 200 t

45 / 50

45. What is the yield strength of Grade 'C' knuckle material?

1. 100 t

2. 132 t

3. 150 t

4. 180 t

46 / 50

46. Which component is considered the weakest link in the AAR coupler assembly?

1. Coupler body

2. Yoke

3. Knuckle

4. Lock

47 / 50

47. What is the working strength of Alliance-II coupler?

1. 54 tonnes

2. 80 tonnes

3. 100 tonnes

4. 120 tonnes

48 / 50

48. What is the working strength of Centre Buffer Coupler (CBC)?

1. 54 tonnes

2. 80 tonnes

3. 100 tonnes

4. 120 tonnes

49 / 50

49. What is the working load of the conventional screw coupling?

1. 12.5 t

2. 22.5 t

3. 32.5 t

4. 42.5 t

50 / 50

50. What are the two main arrangements of draft and buffing gear in use on Broad Gauge?

1. Screw coupling with side buffers and Centre Buffer Coupler

2. Knuckle coupling and Chain coupling

3. Automatic coupling and Manual coupling

4. Hook coupling and Pin coupling

Your score is

The average score is 0%