On This Page
This set of Railway Bridge and Tunnel Engineering Multiple Choice Questions & Answers (MCQs) focuses on Railway Bridge And Tunnel Engineering Set 7
Q1 | Safe speed (V) on a curve of radius 970 metres provided with two transition curves on Board Gauge track, is
- 112 km/hour
- 122 km/hour
- 132 km/hour
- 142 km/hour
Q2 | Widening of gauge is provided if degree of the curve, is
- 3° or less
- 3° to 4½°
- More than 4½°
- None of these
Q3 | The height of the rail for 52 kg rail section is
- 143 mm
- 156 mm
- 172 mm
- 129 mm
Q4 | The life of a wooden sleeper depends upon
- Quality of its timber
- Ability to resist decay
- Resistance to weathering
- All the above
Q5 | Anti-creep anchors are fixed to rails by
- Wedging
- Spring grip
- Clamping
- All the above
Q6 | Sleeper density in India is normally kept as
- (M + 2) to (M + 7)
- M to (M + 2)
- (M + 5) to (M + 10)
- MM
Q7 | Composite sleeper index determines
- Number of sleepers per rail length
- Suitability of wooden sleepers
- Permissible stresses in steel sleepers
- None of these
Q8 | If G is gauge distance and a is crossing, the distance between the nose of acute crossing and nose of obtuse crossing of a rail diamond, measured along the rail not forming the diamond, is
Q9 | Loose jaws of steel trough sleepers are made of
- Cast steel
- Mild steel
- Cast iron
- Spring steel
Q10 | Regional Indian railways use different types of sleepers according to their
- Availability
- Economy
- Suitability
- All the above
Q11 | In Indian railways, the ratio of axle load and weight of rail, is
- 312
- 412
- 512
- 600
Q12 | Maximum value of 'throw of switch' for Broad Gauge track is
- 89 mm
- 95 mm
- 100 mm
- 115 mm
Q13 | Top surface of steel sleepers, is
- Kept level throughout
- Provided a cant of 1 in 20 inward
- Provided a cant of 1 in 20 outward
- None of these
Q14 | If D distance between the noses of crossing measured parallel to the main track, is
- D
- D
- D
- D
Q15 | Metal sleepers are superior to wooden sleepers with respect to
- Cost
- Life
- Track circuiting
- Fastening
Q16 | Charles Blacker Vignoles invented the flat footed rails in
- 1814
- 1836
- 1846
- 1856
Q17 | A triangle of railway consists of
- Three turn outs
- One turn out and two diamonds
- Two turn outs and one split
- One turn out, one split and one diamond
Q18 | A treadle bar is used for
- Interlocking points and signal
- Setting points and crossings
- Setting marshalling yard signals
- Track maintenance
Q19 | If L is length of a rail and R is the radius of a curve, the versine h for the curve, is
- a = L/4R
- a = L²/4R
- h = L²/8R
- h = L²/16R
Q20 | For metal sleepers with rounded edges, maximum size of ballast, is
- 50 mm
- 40 mm
- 30 mm
- 25 cm
Q21 | Head width of 52 kg rail section is
- 61.9 mm
- 66.7 mm
- 67 mm
- 72.33 mm
Q22 | Rail joint supported on a single sleeper, is known
- Suspended rail joint
- Bridge rail joint
- Supported rail joint
- Square rail joint
Q23 | Each block of a two-block concrete sleeper is
- 722 mm × 295 mm × 271 mm and 215 kg in weight
- 250 mm × 154 mm × 196 mm and 260 kg in weight
- 525 mm × 350 mm × 275 mm and 280 kg in weight
- None of these
Q24 | The formation width for a double line Broad Gauge track in cutting (excluding drains) asadopted on Indian Railways is
- 6.10 m
- 8.84 m
- 10.21 m
- 10.82 m
Q25 | Arrangement made to divert the trains from one track to another, is known as
- Railway point
- Railway crossing
- Turnout
- Railway junction