Quiz easy

Carriage & Wagon Theory for LDCE(Mech)

easy wagon body

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1. What should not be done with empty wagons regarding doors?

1. Keep doors locked

2. Permit empty wagons to run with open doors

3. Close all doors

4. Paint the doors

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2. What should be ensured about rivet heads during repairs?

1. They are painted

2. They are properly formed with correctly profiled snaps

3. They are removed

4. They are oiled

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3. What is attached to the sole bar through brackets in flat wagons?

1. Roof sheets

2. Flexible side stanchions

3. Doors

4. Brake system

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4. What type of doors do BOXN wagons have for unloading?

1. Sliding doors

2. Hinged doors at the bottom

3. Rolling doors

4. Removable doors

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5. What should not be used to match holes for lock bolt installation?

1. Drilling

2. Reaming

3. Gas cutting

4. Punching

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6. What is the code for the brake van BVZC?

1. 85

2. 86

3. 87

4. 88

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7. What individual number range is allotted for departmental stock?

1. 1000 to 1999

2. 0001 to 0999

3. 5000 to 5999

4. 9000 to 9999

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8. What do digits C5 and C6 in the new wagon number represent?

1. Type of wagon

2. Owning railway

3. Year of manufacture

4. Individual number

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9. What is the numerical code for Eastern Railway?

1. 1

2. 2

3. 3

4. 4

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10. What code is allotted for BOXN wagons in the new numbering scheme?

1. 10

2. 11

3. 12

4. 13

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11. What do the first two digits (C1, C2) in the new wagon number represent?

1. Owning railway

2. Year of manufacture

3. Type of wagon

4. Individual wagon number

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12. How many digits does the new wagon numbering system consist of?

1. 10 digits

2. 11 digits

3. 9 digits

4. 12 digits

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13. After breaking of pintail, what should be the range of the extruded portion of the lock bolt?

1. 1.00 to 5.00 mm

2. 2.00 to 10.00 mm

3. 5.00 to 15.00 mm

4. 10.00 to 20.00 mm

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14. What are the two main parts of a lock bolt fastener?

1. Nut and washer

2. Lock bolt pin and collar

3. Screw and thread

4. Rivet and snap

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15. What fasteners are used in new wagons instead of riveting?

1. Bolts and nuts

2. Welding only

3. Lock bolts

4. Adhesive

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16. What is the thickness of floor plate in BOXNR wagons?

1. Mild steel 6 mm

2. Stainless steel 4 mm

3. Stainless steel 5 mm

4. Mild steel 8 mm

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17. What is the thickness of door plate provided in BOXNR?

1. Mild steel 5 mm

2. Stainless steel 4 mm

3. Stainless steel 3 mm

4. Mild steel 6 mm

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18. What is the inside height of the side wall from floor level in BOXNR?

1. 1950 mm

2. 2000 mm

3. 2127 mm

4. 2200 mm

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19. How many side stanchions are provided on one side of a BOXNR wagon?

1. 6

2. 7

3. 8

4. 9

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20. What is the material specification for side sheets in BOXNR wagons?

1. Mild steel of 5 mm thickness

2. Stainless steel of 3 mm thickness

3. Aluminum of 4 mm thickness

4. Galvanized iron of 2 mm thickness

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21. What precaution must be taken when welding wagons fitted with CTRBs?

1. Increase welding current

2. Effectively earth the member or component to be welded

3. Remove the CTRB

4. Weld at high speed

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22. What should never be welded when loaded?

1. BOXN wagons

2. BCN wagons

3. Tank wagons

4. Flat wagons

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23. What should be done with surfaces that will become inaccessible after assembly?

1. Left unpainted

2. Given complete painting before assembly

3. Painted after assembly

4. Only primed

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24. What is the maximum delay allowed between cleaning and applying primer?

1. 1 hour

2. 2 hours

3. 4 hours

4. 8 hours

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25. What is used to clean surfaces before painting?

1. Hammer and chisel

2. Sandpaper only

3. Stiff brush

4. Acid wash

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26. What should be introduced in all hinges, sliding cotters, and other working parts of doors?

1. Oil

2. Graphite grease

3. Water

4. Paint

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27. After making a wagon watertight, where should the "WT" marking be done?

1. On the roof

2. On the left-hand bottom corner of both sides

3. On the doors

4. On the underframe

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28. Holes larger than what size should be filled with rivets for water tightening?

1. 3 mm

2. 4 mm

3. 5 mm

4. 6 mm

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29. What must covered wagons be kept at all times?

1. Warm

2. Watertight

3. Empty

4. Painted

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30. Up to what limit of bulging of structural components should be rectified?

1. 10 mm

2. 15 mm

3. 25 mm

4. 50 mm

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31. How should bulged ends be repaired if there are no serious damages?

1. By replacing the entire end

2. By using a hydraulic jack between two coupled wagons

3. By hammering manually

4. By cutting and welding

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32. What should be the maximum pitch of rivets for a riveted patch?

1. 60 mm

2. 75 mm

3. 90 mm

4. 120 mm

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33. If a patch is attached by riveting, how many rivets minimum should secure it?

1. 4 rivets

2. 6 rivets

3. 8 rivets

4. 10 rivets

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34. What is the minimum size of a patch that should be used for minor damages?

1. 50 mm on any one side

2. Less than 100 mm

3. Not less than 100 mm on any one side

4. 25 mm on any one side

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35. Which material with better corrosion resistance has been introduced in wagon rehabilitation?

1. Aluminum

2. Copper

3. Stainless Steel (IRS: M44)

4. Galvanized iron

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36. Up to what height from the floor are the inside panels painted in covered wagons?

1. 100 mm

2. 230 mm

3. 500 mm

4. 1000 mm

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37. What is one of the main causes of corrosion in wagon bodies?

1. Excessive speed

2. Water logging in crevices and overlaps

3. Overloading

4. Frequent painting

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38. Which hopper wagon type has a pneumatically operated door mechanism?

1. BOXN

2. BCN

3. BOBRN

4. BVZI

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39. How is the door operating mechanism in hopper wagons generally operated?

1. Electrically

2. Pneumatically

3. Manually by means of a bevel wheel and worm wheel

4. Hydraulically

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40. In container flat wagons, what is provided for securing containers?

1. Ropes

2. Retractable anchoring locks

3. Welded brackets

4. Chains

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41. What do flat/well wagons lack in their superstructure?

1. Ends

2. Underframe

3. Side walls and roofs

4. Stanchions

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42. What is provided at the upper end of the body ends in covered wagons?

1. Doors

2. Ventilators

3. Wheels

4. Brakes

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43. What are roof sheets of covered wagons made of?

1. Thicker than side panels

2. Much thinner than side and end panels

3. Same thickness as side panels

4. Reinforced concrete

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44. What is provided in BOXN wagons to avoid slipping of chainless cotter during tippling?

1. Extra chains

2. Two locking bolts per door

3. Welded doors

4. Rubber stoppers

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45. How are the doors hinged in BOXN wagons?

1. At the top

2. At the bottom

3. On the side

4. They are sliding doors

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46. What connects the ends with the sides in an open wagon?

1. Roof sheets

2. Corner angles

3. Side stanchions

4. Floor plates

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47. How are the sides of an open wagon attached to the underframe?

1. By welding only

2. By crib angles and side stanchions

3. By ropes

4. By bolts only

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48. What are the sides of an open wagon made up of?

1. Only side panels

2. Side panels and side stanchions

3. Only side stanchions

4. Roof sheets and carlines

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49. Which chapter deals with the superstructure and fittings of tank wagons?

1. Chapter 4

2. Chapter 9

3. Chapter 3

4. Chapter 2

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50. What is the superstructure attached to the underframe of a wagon called?

1. The chassis

2. The wagon body

3. The bogie

4. The coupler

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