Question bank for Limited Departmental Competitive Examination (LDC) examination (Set 2)
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Question bank for Limited Departmental Competitive Examination (LDC) examination (Set 2)
Track and track gauges
1. Track Structure for private siding with operating speed of 80 to 100 kmph is same as the track structure as specified for
- Group B route
- Group A route
- Group D route
- d)Group C route
Answer) Group D route
2. Track structure for private siding with operating speed 50 to 80 kmph is the same as track structure as specified for
- Group A route
- Group B route
- Group D route
- Group E route
Answer) Group E route
3. Indicate which of the statement is incorrect with regard to coning of Wheels
- coning of wheels help the vehicle to negotiate a curve smoothly
- It helps in smooth riding
- It increases wear and Tear of wheel flanges
- d)it enables the outer wheel of vehicle to take a longer distance
- it restricts the swaying of vehicles
Answer) It increases wear and Tear of wheel flanges
4. Tilting of rails is done at a slope of
- 1 in 30
- 1 in 25
- 1 in 20
- 1 in 15
Answer) 1 in 20
5. Clear perpendicular distance between inner faces of two rails is
- Gauge of track
- Inner gauge
- Wheel base
- Wheel gauge
Answer) Gauge of track
6. The ratio of wheel diameter to gauge is about
- 0. 40
- 0.55
- 0. 75
- 0. 90
Answer) 0.75
7. The train runs faster on BG than on MG rail because its speed is directly proportional to
- Weight of the train
- Gauge width
- c)Policy of Railway Board
- Length of the train
Answer) Weight of the train
8. The ratio of maximum cant e and gauge G in India is about
- a)1 / 100
- b) 1 / 50
- c)1 /10*
- d) 1 / 25
Answer) 1 /10
9. “Composite sleeper index” is employed to determine
- sleeper density requirement
- number of fixtures required for a particular type of sleeper
- durability of sleeper
- mechanical strength of wooden sleepers and thereby gives its suitability as to be used as li sleepers.*
Answer) mechanical strength of wooden sleepers and thereby gives its suitability as to be used as li sleepers.
10. The maximum permissible speed recommended for Indian Railways for 1 in 8 and half crossing is
- a)16 kmph
- b) 20 kmph
- c)24 kmph
- d) 32 kmph
Answer) 16 kmph