In a bitumen mix design by Marshall method,if binder content corresponding to maximum stability, maximum bulk specific gravity & designed limits of percent air voids are respectively x,y & z; then the optimum value of binder content is should be taken as
Anonymous Quiz
37%
(a) (x+y+z) /3
47%
(b) (xyz)^1/3
10%
(c) xyz
5%
(d) Data insufficient
If the average centre to centre spacing of vehicle is 20 meters, then the basic capacity of the traffic lane at a speed of 50 kmph is
Anonymous Quiz
13%
(a) 2500 vehicles per day
29%
(b) 2000 vehicles per hour
39%
(c) 2500 vehicles per hour
19%
(d) 1000 vehicles per day
The foundations of bridges on erodible beds are taken down below the HFL by an amount equal to
Anonymous Quiz
17%
(a) 4/3 times the maximum scour depth
38%
(b) 2/3 times the maximum scour depth
38%
(c) 1.5 times the maximum scour depth
7%
(d) 2 times the maximum scour depth
Calculate the economic length of one span for RCC Slab Bridge if the total height of abutment or pier from the bottom of its foundation to its top is 6 m.
Anonymous Quiz
17%
(a) 6 m
29%
(b) 4 m
46%
(c) 9 m
7%
(d) 3 m
A submersible bridge is not designed to which of the following purpose?
Anonymous Quiz
21%
(a) To be moved to pass the ship
19%
(b) To be temporary bridge
38%
(c) To be submerged during high flood
21%
(d) To create a storage upstream
The degree of static indeterminacy of a pin- jointed space frame is given by:
m = number of unknown member forces
r = unknown reaction components j = number of joints
m = number of unknown member forces
r = unknown reaction components j = number of joints
Anonymous Quiz
41%
(a) m + r - 2j
39%
(b) m + r - 3j
19%
(c) 3m + r - 3j
1%
(d) m + r + 3j
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The maximum tension in a cable occurs
Anonymous Quiz
26%
(a) at the highest point in the cable
26%
(b) at the lowest point in the cable
35%
(c) at the centre of the cable
12%
(d) at all point in the cable
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An unstable vibratory motion due to combined bending and torsion which occurs in flexible plate like structures is called
Anonymous Quiz
14%
(a) Galloping
25%
(b) Ovalling
23%
(c) Flutter
38%
(d) Oscillation
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Castigliano's first theorem is applicable
Anonymous Quiz
29%
(a) For statically determinate structures only
12%
(b) When the system behaves elastically
44%
(c) Only when principle of superposition is valid
15%
(d) For statically indeterminate structures only
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In case of drift method of tunnelling, the drift may be excavated at
Anonymous Quiz
10%
(a) the centre
32%
(b) the bottom
16%
(c) the top
41%
(d) all of the above
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Among the following, which doesn't belong to tunnel classification?
Anonymous Quiz
15%
(a) Firm ground
48%
(b) Running ground
20%
(c) Rocky ground
16%
(d) Soft ground
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Which of the following should be considered while aligning a tunnel?
Anonymous Quiz
0%
(a) Atmospheric conditions
13%
(b) Hydrological conditions
5%
(c) Climatic conditions
82%
(d) All of the above
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In 'building integrated photovoltaic glazing', buildings are provided with
Anonymous Quiz
14%
(a) Aluminium photovoltaic panels
25%
(b) Covering of green poly sheets
49%
(c) Covering of crystalline-silicon panels
12%
(d) Transparent photovoltaic glass
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India's first ZNE building is
Anonymous Quiz
20%
(a) Statue of Unity, Gujarat
46%
(b) Ministry of Environment, Forest and Climate Change, New Delhi
27%
(c) Indira Paryavaran Bhawan, New Delhi
8%
(d) Atal Paryavaran Bhawan, Lucknow
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Length of (SARDAR SAROVAR) main concrete gravity dam
Anonymous Quiz
58%
(A) 1210 m
13%
(B) 1550 m
9%
(C) 1050 m
20%
(D) 1440 m
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The elongation of a conical bar under its own weight is equal to
Anonymous Quiz
15%
a) that of a prismatic bar of same length
26%
b) one half that of a prismatic bar of same length
51%
c) one third that of a prismatic bar of same length
8%
d) one fourth that of a prismatic bar of same length
❤1
A prismatic beam of length 1 and fixed at both ends carries a uniformly distributed load. The distance of points of contraflexure from either end is
Anonymous Quiz
32%
a) 0.207 L
25%
b) 0.211 L
31%
c) 0.277 L
12%
d) 0.25 L
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A long column has maximum crippling load when its
Anonymous Quiz
9%
a) both ends are hinged
49%
b) both ends are fixed
25%
c) one end is fixed and other end is hinged
17%
d) one end is fixed and other end is free
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The ratio of maximum shear stress deve- loped in a solid shaft of diameter D and a hollow shaft of external diameter D and internal diameter d for the same torque is given by
Anonymous Quiz
21%
a) (D ^ 2 + d ^ 2)/(D ^ 2)
30%
b) (D ^ 2 - d ^ 2)/(D ^ 2)
44%
c) (D ^ 4 - d ^ 4)/(D ^ 4)
5%
d) (D ^ 4 - d ^ 4)/(d ^ 4)
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Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by
Anonymous Quiz
15%
a) 25%
62%
b) 50%
19%
c) 75%
4%
d) 90%
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