Q.1

For a properly designed vehicle, the resistance generally ignored, is

  • wind resistance
  • rolling resistance
  • grade resistance
  • axle resistance
  • none of these.
Q.2

The camber on pavements, is provided by

  • elliptical method
  • straight line method
  • parabolic method
  • straight line and parabolic at crown
  • circular method.
Q.3

Reduction of load capacity in a ruling gradient of

  • 1 in 10, is 10%
  • 1 in 15, is 15%
  • 1 in 20, is 10%
  • 1 in 25, is 25%
  • none of these.
Q.4

An ideal vertical curve is

  • true spiral
  • cubic spiral
  • cubic parabala
  • lamniscate
  • none of these.
Q.5

A subsidiary area in a carriageway placed so as to control the movement of the traffic, is

  • median strip
  • island
  • flower bed
  • refuge.
Q.6

The top height of a route marker above crown level is

  • 1.50 m
  • 1.75 m
  • 2.00 m
  • 2.25 m
Q.7

Over taking time required for a vehicle with design speedkm ph and overtaking acceleration 1.m/sec2 to overtake a vehicle moving at a speedkm ph, is

  • 5.0 secs
  • 6.12 secs
  • 225.48 secs
  • 30 secs
Q.8

At a road junction,cross conflict points are severe, if

  • both are one-way roads
  • both are two-way roads
  • one is two-way road and other is one-way road
  • none of these.
Q.9

Pick up the incorrect statement from the following. If water cement ratio is

  • increased, strength of concrete increases
  • decreased, strength of concrete increases
  • increased, strength of concrete is not affected
  • none of these.
Q.10

Pick up the correct statement from the following:

  • Borrow pits are located out side the right of way
  • Borrow pits may be located on either side of the right of way
  • Spoil bank is located on one side of the right of way
  • All the above.
Q.11

The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is

  • 3 R sin α
  • 3 R sin2α
  • 3 R sin 2α
  • 3 R sin α/2
  • none of these.
Q.12

The maximum comfortable retardation applied to moving vehicles, is

  • 3.42 m/sec2
  • 4.42 m/sec2
  • 5.56 m/sec2
  • 7.80 m/sec2
  • 10 m/sec2
Q.13

To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is

  • 1 in 10
  • 1 in 12
  • 1 in 15
  • 1 in 20
  • 1 in 25
Q.14

Ruling gradient on hill roadsm above M.S.L. is kept

  • 4%
  • 5%
  • 6%
  • 7%
  • 8%
Q.15

The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is

  • 3 R sin α
  • 3 R sin2α
  • 3 R sin 2α
  • 3 R sin α/2
  • none of these.
Q.16

If E is the modulus of elasticity of the concrete in kg/cm2, d is the slab thickness in cm, is the Poisson's ratio for the concrete, k is the sub-grade modulus kg/cm3, the radius r of relative stiffness in cm,

Q.17

If no super elevation is provided on a road along curves, pot holes may develop at

  • inner edge of the road
  • outer edge of the road
  • centre of the road
  • no where on the road.
Q.18

Curves in the same direction separated by short tangents, are called

  • simple circular curves
  • compound curves
  • transition curves
  • broken-back curves.
  • None of these.
Q.19

Speed regulations on roads is decided on the basis of

  • 60 percentile cumulative frequency
  • 75 percentile cumulative frequency
  • 80 percentile cumulative frequency
  • 85 percentile cumulative frequency.
Q.20

Minimum thickness of the base of a flexible pavement, is

  • 10 cm
  • 15 cm
  • 20 cm
  • 25 cm
  • 30 cm.
Q.21

Enoscope is used to determine

  • spot speed
  • average speed
  • travel time
  • none of these.
Q.22

When an up gradient of a highway meets a downgrade, the vertical curve provided, is known as

  • valley curve
  • sag curve
  • summit curve
  • all the above.
Q.23

Reconnaissance is best done with the help of

  • aerial photographic survey
  • condastral surveys
  • topographical surveys
  • triangulation surveys
  • none of these.
Q.24

One-way streets are generally provided in crowded cities as, these

  • are inexpensive means of traffic flow
  • reduce delays to vehicles
  • permit higher speed
  • reduce the number of accidents
  • all the above.
Q.25

The width of road pavements, depends upon

  • width of traffic lane
  • number of traffic
  • width of median strip
  • all the above.
Q.26

If the coefficient of friction on the road surface is 0.and a maximum super-elevation 1 inis provided, the maximum speed of the vehicles on a curve ofmetre radius, is

  • 32.44 km/hour
  • 42.44 kg/hour
  • 52.44 km/hour
  • 62.44 km/hour
  • 72.44 km/hour
Q.27

The usual width of side drains along Highways in hilly region, is

  • 50 cm
  • 60 cm
  • 70 cm
  • 80 cm
  • 100 cm
Q.28

The perpendicular offset from the tan-get to the central point of the circular curve, is

  • R sin θ/2
  • R cos θ/2
  • R (1 - cos θ/2)
  • R (1 - sin θ/2)
  • none of these.
Q.29

Normal formation width of a hill road for one-way traffic, is

  • 3.6 m
  • 4.8 m
  • 6.6 m
  • 7.2 m
  • 8 m
Q.30

An Executive Engineer of roads, executes works under direct control of

  • Superintending Engineer
  • Secretary to the Govt
  • Chief Engineer
  • None of these.
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