Railway Engineering Set 6

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This set of Railway Engineering Multiple Choice Questions & Answers (MCQs) focuses on Railway Engineering Set 6

Q1 | The angle between the gauge faces of the stock rail and tongue rail, is called
  • switch angle
  • angle of crossing
  • angle of turnout
  • none of these
Q2 | In permanent way, ballast
  • transfers load from sleepers to the formation
  • provides an elastic bed to the track
  • provides a drainage of track
  • all the above
Q3 | Which of the following devices is used to transfer the wagons or locomotives to and from paralleltracks without any necessity of shunting?
  • triangle
  • turntable
  • traverser
  • scotch block
Q4 | If absolute levels of rails at the consecutive axles A, B, and C separated by 1.8 metres are 100.505m, 100.530 m, and 100.525 m respectively, the unevenness of rails, is
  • 0.065 m
  • 0.055 m
  • 0.045 m
  • 0.035 m
Q5 | Spacing of sleepers
  • throughout the length of a rail is kept uniform
  • near rail joints, is kept closer
  • at the middle of rails, is kept closer
  • none of these
Q6 | Distance between the inner rail and check rail provided on sharp curve, is
  • 40 mm
  • 42 mm
  • 44 mm
  • 46 mm
Q7 | 30 m long rails are used in
  • india
  • u.k.
  • russia
  • u.s.a.
Q8 | The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then thehauling capacity due to 3 pairs of driving wheels will be
  • 26.41
  • 19.81
  • 13.21
  • 6.61
Q9 | Overall depth of a dog spike, is
  • 120.6 mm
  • 155.90 mm
  • 135 mm
  • 150 mm
Q10 | To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and
  • one key
  • two keys
  • three keys
  • four keys
Q11 | 52 kg rails are mostly used in
  • broad gauge
  • metre gauge
  • narrow gauge
  • both (a) and (b)
Q12 | Safe speed (V) on a curve of radius 970 metres provided with two transition curves on BoardGauge track, is
  • 112 km/hour
  • 122 km/hour
  • 132 km/hour
  • 142 km/hour
Q13 | Widening of gauge is provided if degree of the curve, is
  • 3° or less
  • 3° to 4½°
  • more than 4½°
  • none of these
Q14 | The height of the rail for 52 kg rail section is
  • 143 mm
  • 156 mm
  • 172 mm
  • 129 mm
Q15 | The life of a wooden sleeper depends upon
  • quality of its timber
  • ability to resist decay
  • resistance to weathering
  • all the above
Q16 | Anti-creep anchors are fixed to rails by
  • wedging
  • spring grip
  • clamping
  • all the above
Q17 | Composite sleeper index determines
  • number of sleepers per rail length
  • suitability of wooden sleepers
  • permissible stresses in steel sleepers
  • none of these
Q18 | Loose jaws of steel trough sleepers are made of
  • cast steel
  • mild steel
  • cast iron
  • spring steel
Q19 | Regional Indian railways use different types of sleepers according to their
  • availability
  • economy
  • suitability
  • all the above
Q20 | In Indian railways, the ratio of axle load and weight of rail, is
  • 312
  • 412
  • 512
  • 600
Q21 | Maximum value of 'throw of switch' for Broad Gauge track is
  • 89 mm
  • 95 mm
  • 100 mm
  • 115 mm
Q22 | 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
Q23 | Metal sleepers are superior to wooden sleepers with respect to
  • cost
  • life
  • track circuiting
  • fastening