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Roll No: 011632
Registration No: TRBLGP548497
Name: NEELAMCHETTI SANDEEP KUMAR
Exam Date: 12-Dec-2021
Exam Time: 09:00-12:00
Post Name: Civil Engineering
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PART A - PART A
Question No.1
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The specific speed of a pump is expressed as :
(A)
(Chosen option)
(B)
(C)
(D)
Question No.2
A grit chamber of dimension 12 m x 1.50 m x 0.80 m liquid depth at a flow of 720 m3/h. It's surface loading rate is :
(A)
60000 lph/m2
(B)
40000 lph/m2 (Chosen option)
(C)
400 lph/m2
(D)
4000 lph/m2
Question No.3
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The printer's ink is an example of :
(A)
Thyxotropic substance
(B)
Elastic solid
(C)
Non-Newtonian Fluid (Chosen option)
(D)
Newtonian Fluid
Question No.4
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The most essential condition for formation of hydraulic Jump is :
(A)
the existence of supercritical flow before the jump (Chosen option)
(B)
the constant specific energy
(C)
the existence of subcritical flow before the jump
(D)
the existence of critical flow before the jump
Question No.5
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The ratio between plastic moment of resistance to yield moment of resistance of section is called as :
(A)
Ductility factor
(B)
Shape factor (Chosen option)
(C)
Section modulus
(D)
Stress reduction factor
Question No.6
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The height of fall of the SPT hammer is :
(A)
650 mm
(B)
800 mm
(C)
750 mm (Chosen option)
(D)
600 mm
Question No.7
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When did the Indian National Anthem sung at first ?
(A)
27 December 1911
(B)
23 December 1911
(C)
21 December 1911 (Chosen option)
(D)
25 December 1911
Question No.8
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If the annual stream flow from a 20 km2 catchment is 107 m3, it corresponds to a depth of :
(A)
100 cm
(B)
60 cm
(C)
50 cm (Chosen option)
(D)
75 cm
Question No.9
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(A)
(B)
(C)
(D)
(Chosen option)
Question No.10
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An isobar is a curve joining points of equal :
(A)
horizontal stress (Chosen option)
(B)
zero vertical stress
(C)
vertical stress
(D)
maximum vertical stress
Question No.11
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Myopia, Colourblindness and Juvenile glaucoma are the examples of :
(A)
X-linked genes
(B)
Y-linked genes
(C)
XY-linked genes (Chosen option)
(D)
Sex-limited genes
Question No.12
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Basic L/D ratio for cantilever beams is given in IS : 456 - 2000 as :
(A)
8
(B)
7 (Chosen option)
(C)
10
(D)
20
Question No.13
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Which one of the following method is adopted for drilling bore hole in rocky strata ?
(A)
Wash boring
(B)
Mechanical auger
(C)
Percussion drilling (Chosen option)
(D)
Hand auger
Question No.14
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As per Indian code of practice, the minimum depth of foundation in soil, is :
(A)
0.75 m
(B)
1.5 m (Chosen option)
(C)
0.5 m
(D)
1.0 m
Question No.15
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In beams, at the point of concentrated load (or) at the point of support reaction, the fold developed in the web of the beam
at the place close to the flange is called :
(A)
Web stiffening
(B)
Distortional buckling
(C)
Web crippling (Chosen option)
(D)
Web buckling
Question No.16
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Which of the following soil is formed by wind ?
(A)
Loess (Chosen option)
(B)
Marl
(C)
Talus
(D)
Drift
Question No.17
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To determine efficiency of High Rate Trickling filter which of the following equation cannot be used ?
(A)
Galler and Gotaas equation
(B)
Velz equation
(C)
Udo wisemann equation
(D)
Eckenfelder equation (Chosen option)
Question No.18
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The CBR values are usually calculated for penetrations of :
(A)
10 mm
(B)
2.5 mm
(C)
2.5 mm and 5 mm (Chosen option)
(D)
5 mm
Question No.19
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PSI stands :
(A)
Pavement Service Index
(B)
Permanent Serviceability Index
(C)
Present Serviceability Index
(D)
Pavement Serviceability Index (Chosen option)
Question No.20
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The effective length of a column effectively held in position and restrained against rotation in one end and partially
against restrained rotation but not held in position at the other end is __________.
(A)
1.0 L
(B)
1.5 L
(C)
2.0 L
(D)
1.2 L (Chosen option)
Question No.21
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If q be the angle of slope and l be the sloping distance the correction for slope is given by __________.
(A)
l(cosθ - 1) (Positive)
(B)
l(1 – cosθ) (Negative) (Chosen option)
(C)
l(cosθ – 1) (Negative)
(D)
l(1 – cosθ) (Positive)
Question No.22
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(A)
4 cm
(B)
2 cm (Chosen option)
(C)
3 cm
(D)
1 cm
Question No.23
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The minimum numbers of bars required in rectangular and circular columns are __________.
(A)
6 and 6
(B)
8 and 6
(C)
6 and 8
(D)
4 and 6 (Chosen option)
Question No.24
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(A)
The vectors are linearly independent
(B)
The vectors are unit vectors (Chosen option)
(C)
The vectors are linearly dependent
(D)
The vectors are mutually perpendicular
Question No.25
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Variation of bending moment in a cantilever carrying gradually varying load whose intensity varies uniformly from zero at
the free end to 'w' per unit run at the fixed end is :
(A)
Hyperbolic
(B)
Linear
(C)
Cubic (Chosen option)
(D)
Parabolic
Question No.26
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Which of the following is used for both velocity control device and flow control device ?
(A)
Orifice meter
(B)
Proportional flow weir (Chosen option)
(C)
Venturi meter
(D)
Parshall flume
Question No.27
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When both ends of the column are fixed, the crippling load is :
(A)
(B)
(C)
(Chosen option)
(D)
Question No.28
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Annamalai University was formed in the year :
(A)
1922
(B)
1928 (Chosen option)
(C)
1924
(D)
1926
Question No.29
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In activated sludge process, which of following equation is valid :
Where
Q = influent sewage flow rate
Qr = returned sludge flow rate
x = concentration of MLSS in aeration tank
xr = concentration of MLSS in returned sludge
(A)
(Chosen option)
(B)
(C)
(D)
Qr x = Q(xr - x)
Question No.30
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The solution for the differential equation
x'(t) + 2x(t) = δ (t) with initial condition x(0) = 0 is :
(A)
e–2tu(t)
(B)
etu(t)
(C)
e–tu(t) (Chosen option)
(D)
e+2tu(t)
Question No.31
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If 0.8% solids from sludge is thickened to 4% solids, then decrease in volume of sludge would be how many times from
initial volume of sludge.
(A)
5 times (Chosen option)
(B)
4 times
(C)
3 times
(D)
2 times
Question No.32
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(A)
(B)
(Chosen option)
(C)
(D)
Question No.33
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The boundary layer exists due to :
(A)
Surface Tension
(B)
Gravitational effect
(C)
Pressure
(D)
Viscosity of fluid (Chosen option)
Question No.34
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Solution of which dye is used for sterilizing skin and in gynaecological practice ?
(A)
Malachite green
(B)
Martius yellow
(C)
Congo red
(D)
Crystal violet (Chosen option)
Question No.35
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Which of the following is not Dirichlet's condition ?
(A)
f(x) should be single valued and finite
(B)
f(x) should be periodic
(C)
f(x) should have a finite number of maxima and minima
(D)
f(x) should have infinite number of discontinuities in any one period (Chosen option)
Question No.36
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At the neutral axis of a beam bending stress is :
(A)
Compressive
(B)
Zero (Chosen option)
(C)
Tensile
(D)
Maximum
Question No.37
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In the stiffness method, the primary unknown is __________.
(A)
Neither displacement nor Force
(B)
Force
(C)
Both Displacement and Force
(D)
Displacement (Chosen option)
Question No.38
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Darcy-Weisbach equation is used to determine the loss of head due to :
(A)
Sudden enlargement
(B)
Obstruction
(C)
Friction (Chosen option)
(D)
Sudden contraction
Question No.39
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In prestressed concrete design, the section for flexure is designed by __________.
(A)
Equilibrium Method
(B)
Virtual Work Method
(C)
Magnel's Method
(D)
Yield Line Method (Chosen option)
Question No.40
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Intermediate vertical stiffeners are provided in plate girders to :
(A)
Eliminate local buckling
(B)
Eliminate web buckling (Chosen option)
(C)
Prevent excessive deflection
(D)
Transfer concentrated loads
Question No.41
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Leaf springs are subjected to :
(A)
Shear stress
(B)
Tensile stress
(C)
Bending stress (Chosen option)
(D)
Compressive stress
Question No.42
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(A)
C
(B)
A (Chosen option)
(C)
B
(D)
Both A and B
Question No.43
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The natural frequency of single degree of freedom system of free vibration is given by __________.
(A)
(B)
(C)
(Chosen option)
(D)
Question No.44
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The ratio of the rise to the span is called :
(A)
Panel
(B)
Chord
(C)
Ridge
(D)
Pitch (Chosen option)
Question No.45
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The maximum spacing of an inclined stirrups is __________.
(A)
1.0 d or 300 mm, whichever is less. (Chosen option)
(B)
0.75 d on 300 mm, whichever is less.
(C)
0.5 d on 300 mm, whichever is less.
(D)
1.2 d on 300 mm, whichever is more.
Question No.46
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The pneumatic tyred rollers is suitable for compacting :
(A)
Cohesionless and cohesive soils (Chosen option)
(B)
Highly organic soils
(C)
Cohesive soils
(D)
Cohesionless soils
Question No.47
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As per ISCS classification system the soils are broadly divided into :
(A)
Highly organic soils and other miscellaneous soil materials, Fine grained soils
(B)
Coarse grained soil, Fine grained soil
(C)
Coarse grained soil, Highly organic soils and other miscellaneous soil materials
(D)
Coarse grained soil, Fine grained soil, Highly organic soils and other miscellaneous soil materials (Chosen option)
Question No.48
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An ideal fluid is :
(A)
highly viscous
(B)
one which obeys Newton's law of viscosity
(C)
one which is incompressible and has zero viscosity (Chosen option)
(D)
frictionless and compressible
Question No.49
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The allowable Centrifugal Ratio for Railways is :
(A)
(Chosen option)
(B)
(C)
(D)
Question No.50
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A three-hinged semicircular arch of radius R carries a uniformly distributed load of intensity W kN/m over the entire span.
Find the position (x) of maximum positive and negative bending from the left span.
(A)
(Chosen option)
(B)
(C)
(D)
Question No.51
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__________ is the ratio of Inertia force to the viscous force.
(A)
Froude's number
(B)
Mach number
(C)
Reynolds number (Chosen option)
(D)
Euler number
Question No.52
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The maximum and minimum values of water table correction factors respectively are :
(A)
1 and 0
(B)
1 and 0.5 (Chosen option)
(C)
1 and 0.75
(D)
0.5 and 0
Question No.53
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The ISCS is essentially based on :
(A)
HRB classification
(B)
AASHTO classification
(C)
Textural classification
(D)
USCS (Chosen option)
Question No.54
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The application of a bituminous binder to an existing surface to ensure a bond is called as __________.
(A)
Prime coat (Chosen option)
(B)
Tack coat
(C)
Surface Pressing
(D)
Seat coat
Question No.55
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Effective Stress in a soil is :
(A)
Effective stress = Total stress due to loading – pore water pressure (Chosen option)
(B)
(C)
Effective Stress = Total stress due to loading + pore water pressure
(D)
Effective Stress = Total stress due to loading x pore water pressure
Question No.56
A function f(x) = 1 – x2 + x3 is defined in the closed interval [–1, 1], the value of x, in the open interval (–1, 1) for which the
mean value theorem is satisfied is :
(A)
(B)
–3
(C)
(D)
(Chosen option)
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Question No.57
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Second moment of area about an axis normal to the area is termed as :
(A)
Principal moment of inertia
(B)
Moment of inertia (Chosen option)
(C)
Polar moment of inertia
(D)
Mass moment of inertia
Question No.58
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When the Retaining wall tends to moves towards the soil, the soil mass is compressed and develop __________.
(A)
Passive earth pressure (Chosen option)
(B)
Active earth pressure
(C)
Neutral pressure
(D)
Both neutral and passive pressure
Question No.59
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When the maximum bending moment is obtained at a section in simply supported beam subjected to moving uniformly
distributed load shorter than span :
(A)
When the section divides the load and span in the same ratio (Chosen option)
(B)
Load reaches the section
(C)
Load leaves the section
(D)
Load occupies the centre of span
Question No.60
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Among them which of the following process, nitrate nitrogen is used as electron acceptor :
(A)
Aerobic process
(B)
Anoxic process
(C)
Facultative process
(D)
Anaerobic process (Chosen option)
Question No.61
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Cross-section which can form plastic moment of resistance but inadequate plastic hinge rotation capacity to develop
plastic mechanism due to local buckling are categorized as __________ sections.
(A)
Semi-compact
(B)
Plastic
(C)
Slender
(D)
Compact (Chosen option)
Question No.62
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Which of the following section is poor in torsion ?
(A)
Rectangular hollow section
(B)
Circular hollow section
(C)
Tee section (Chosen option)
(D)
Square hollow section
Question No.63
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For maximum efficiency of a series of curved varies, its velocity is :
(A)
(B)
(C)
equal to velocity of Jet
(Chosen option)
(D)
Question No.64
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Two parallel lines are to be connected. What type of curve would you suggest ?
(A)
Lemniscate Curve
(B)
Compound Curve
(C)
Simple Curve (Chosen option)
(D)
Reverse Curve
Question No.65
In an old map, a line AB was drawn to a magnetic bearing of 8o30'. The magnetic declination at the time being 2o East. To
what magnetic bearing should the line be set how of the present magnetic declination is 8o30' East.
(A)
2o (Anticlockwise direction) (Chosen option)
(B)
358o (Clockwise direction)
(C)
0o
(D)
2o (Clockwise direction)
Question No.66
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(A)
2.222
(B)
1.111 (Chosen option)
(C)
0.012
(D)
0.088
Question No.67
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The maximum value of adhesion factor for very soft clay is :
(A)
1 (Chosen option)
(B)
0.7
(C)
0
(D)
0.3
Question No.68
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The maximum slenderness ratio of a member carrying compressive load resulting from dead loads and imposed load is :
(A)
300
(B)
250
(C)
180 (Chosen option)
(D)
400
Question No.69
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Prince of Wales arrived at Madras on :
(A)
11th January, 1922
(B)
12th January, 1922 (Chosen option)
(C)
10th January, 1922
(D)
13th January, 1922
Question No.70
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(A)
2πic1
(B)
2π(1+c0) (Chosen option)
(C)
2πi(1+c0)
(D)
2πc1
Question No.71
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The mode of failure in a fillet weld material is :
(A)
Tension
(B)
Crushing
(C)
Bearing
(D)
Shear (Chosen option)
Question No.72
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If the frequency of excitation coincides with one of the natural frequencies of the system, a condition of __________ is
encountered in structure.
(A)
Harmonic
(B)
Ideal
(C)
Resonance (Chosen option)
(D)
Periodic vibration
Question No.73
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Which of the following size range of solids can be removed by coagulation ?
(A)
10–2 to 10–1 mm
(B)
10–6 to 10–2 mm (Chosen option)
(C)
10–1 to 100 mm
(D)
10–8 to 10–6 mm
Question No.74
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Who was the Founder of the Madurai Tamil Sangam in 1901 ?
(A)
Saminatha Iyer (Chosen option)
(B)
Pandithurai Thevar
(C)
Krishnasamy Sharma
(D)
Kanaga Sabai
Question No.75
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The trace and determinant of a 2 x 2 matrix are known to be –2 and –35 respectively, its eigen values are :
(A)
–7 and 5
(B)
–37 and –1
(C)
17.5 and –2 (Chosen option)
(D)
–30 and –5
Question No.76
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The maximum length of offset is limited to :
(A)
15 m
(B)
20 m
(C)
3 m (Chosen option)
(D)
30 m
Question No.77
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In retaining wall __________ is provided below the stem to make it safe against sliding.
(A)
Shear key
(B)
Counter fort (Chosen option)
(C)
Heel
(D)
Toe
Question No.78
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For no tension to occur in the solid circular column, the limiting value of eccentricity is :
(A)
d/2
(B)
d/4
(C)
d/6 (Chosen option)
(D)
d/8
Question No.79
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The soil sampler used to collect undisturbed sample in soft clay is :
(A)
split-spoon sampler
(B)
piston sampler (Chosen option)
(C)
scraper bucket sampler
(D)
thin walled sampler
Question No.80
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In which tests the soil specimen is subjected to direct stresses acting in three mutually perpendicular directions.
(A)
Direct Shear Test
(B)
Triaxial Compression Test (Chosen option)
(C)
Unconfined Compression Test
(D)
Vane Shear Test
Question No.81
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(A)
The bending moment diagram due to UDL longer than span moving on simply supported beam.
(B)
The bending moment diagram due to single concentrated load moving on simply supported beam.
(C)
The bending moment diagram due to two concentrated loads separated by a distance 'd' moving on simply
supported beam.
(D)
The bending moment diagram due to UDL shorter than span moving on simply supported beam. (Chosen option)
Question No.82
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The stress which controls the strength and deformation behaviour of soil is :
(A)
Pore water pressure
(B)
Total pressure
(C)
Capillary pressure
(D)
Effective pressure (Chosen option)
Question No.83
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The first product synthesized during Calvin cycle is __________.
(A)
Aspartic acid
(B)
Phosphoglyceric acid
(C)
Glycolate (Chosen option)
(D)
Malic acid
Question No.84
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In a thick walled cylinder subjected to internal pressure, maximum hoop stress occurs at :
(A)
Inner wall
(B)
Inbetween inner and outer wall
(C)
Mid point of thickness
(D)
Outer wall (Chosen option)
Question No.85
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Find the Radius of curvature of the bubble tube if the length of one division is 2 mm and if the angular value of one
division is 1 minute.
(A)
0.033 m (Chosen option)
(B)
6.87 m
(C)
68.7 m
(D)
687 m
Question No.86
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A Vehicle moving at 60 kmph on a bituminous dry surface is suddenly brought to rest by braking. The co-efficient can be
assumed to be 0.5. Calculate the distance over which the vehicles comes to a stop :
(A)
28.3 m (Chosen option)
(B)
30.12 m
(C)
2.83 m
(D)
0.3 km
Question No.87
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The slope deflection equation for final moment of beam(AB) hinged at ends A and B.
(A)
(B)
(Chosen option)
(C)
(D)
Question No.88
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To remove magnesium chloride from water which of the following method is used :
(A)
use of both lime and soda
(B)
use of lime only (Chosen option)
(C)
use of soda only
(D)
use of boiling
Question No.89
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A box contains 4 red and 6 green balls. Two are drawn out from the box at a time. One of them is selected and found to be
red, what is the probability that the other one is also red ?
(A)
(B)
(Chosen option)
(C)
(D)
Question No.90
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In case of biaxial stresses, the maximum value of shear stress is :
(A)
Difference between the normal stresses
(B)
Half the difference of normal stresses (Chosen option)
(C)
Sum of the normal stresses
(D)
Half the sum of the normal stresses
Question No.91
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The minimum diameter of test plate used in plate load test is :
(A)
750 mm
(B)
450 mm
(C)
300 mm (Chosen option)
(D)
600 mm
Question No.92
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Which of the following is not a metamorphic rock ?
(A)
Schist
(B)
Marbles
(C)
Granite (Chosen option)
(D)
Slate
Question No.93
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The distance at right angles to the direction of stress from the centre of the hole to the adjacent edge is :
(A)
Grip length
(B)
Pitch
(C)
Clear distance
(D)
Edge distance (Chosen option)
Question No.94
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Gauss-Seidal method is used to solve the following equations : x1 + 2x2 + 3x3 = 5 ; 2x1 + 3x2 + x3 = 1 3x1 + 2x2 + x3 = 3
Assuming initial guess as x2=x3=0, the value of x3 after 1st iteration is :
(A)
(B)
(Chosen option)
(C)
(D)
1
Question No.95
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Two trains A and B are travelling on two straight and parallel tracks with velocities of 100 km/hr and 80 km/hr
respectively. The relative velocity of train A with respect to train B moving in the same direction is :
(A)
180 km/hr
(B)
60 km/hr
(C)
20 km/hr (Chosen option)
(D)
90 km/hr
Question No.96
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__________ occurs when the bending moment do not act in a plane of symmetry of the member.
(A)
Symmetrical bending
(B)
Curved bending
(C)
Simple bending
(D)
Unsymmetrical bending (Chosen option)
Question No.97
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In column, when one rolled section cannot provide the needed large radius of gyration which section will be used ?
(A)
Tubular section
(B)
C section
(C)
Built-up section
(D)
I section (Chosen option)
Question No.98
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The basic assumptions of unit hydrograph theory are :
(A)
linear response and linear time variance
(B)
non linear time variance and linear response
(C)
time invariance and linear response (Chosen option)
(D)
non linear response
Question No.99
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In the plot between time versus BOD, second stage BOD is due to :
(A)
Increased activity of bacteria
(B)
Interference by certain chemical reactions
(C)
Experimental error
(D)
Nitrification demand (Chosen option)
Question No.100
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The modulus of elasticity of concrete of grade μ25 is __________ (as per IS : 456-2000)
(A)
125000 N/mm2
(B)
1000 N/mm2
(C)
25000 N/mm2 (Chosen option)
(D)
250000 N/mm2
Question No.101
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The shape of cable under its self weight is :
(A)
Parabola
(B)
Circular
(C)
Catenary (Chosen option)
(D)
Funicular polygon
Question No.102
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Which year the mint of Chintadripet was established by the British Administration ?
(A)
1732
(B)
1742 (Chosen option)
(C)
1665
(D)
1697
Question No.103
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(A)
(Chosen option)
(B)
(C)
(D)
Question No.104
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According to Darcy's Law for flow through porous media, the velocity is proportional to :
(A)
Effective Stress
(B)
Stability number
(C)
Hydraulic gradient (Chosen option)
(D)
Cohesion
Question No.105
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Which one of the following Indian Standard is used to find the softening point of Bitumen ?
(A)
IS 1203
(B)
IS 1205 (Chosen option)
(C)
IS 1206 - Part 2
(D)
IS 1206 - Part 3
Question No.106
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Percentage of chlorine in fresh bleaching powder is about :
(A)
30 - 35 (Chosen option)
(B)
50 - 60
(C)
10 - 15
(D)
20 - 25
Question No.107
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The value of coefficient of active earth pressure for pure clay is :
(A)
1 (Chosen option)
(B)
(C)
0
(D)
3
Question No.108
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Given y'' + 2y' + y = 0, y(0) = 0, y(1) = 0, what is y(0.5) ?
(A)
0 (Chosen option)
(B)
2
(C)
1
(D)
0.5
Question No.109
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As per Indian code of practice, the maximum permissible settlement for isolated footing in sand, is :
(A)
50 mm
(B)
25 mm (Chosen option)
(C)
40 mm
(D)
65 mm
Question No.110
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If void ratio is 0.5, the porosity of the soil is :
(A)
1
(B)
0.333 (Chosen option)
(C)
0.5
(D)
0.666
PART B - PART B
Question No.1
As per Terzaghi's equation, the ultimate bearing capacity of strip footing resting on clay with cohesion 10 kN/m2, for unit
depth and unit width, is :
(A)
11.4 kN/m2
(B)
114 kN/m2
(C)
5.7 kN/m2
(D)
57 kN/m2 (Chosen option)
Question No.2
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The distance between two stations was 1200 m when measured with a 20 m chain. The same distance when measured
with 30 m chain was found to be 1195 m. If the 20 m chain was 0.05 m too long, what was the error in the 30 m chain ?
(A)
–0.20 m
(B)
–0.3 m
(C)
+0.20 m
(D)
+0.3 m (Chosen option)
Question No.3
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A sampler with a volume of 45 cm3 is filled with soil sample. When the soil in the sampler is poured into a graduated
cylinder containing water, it displaces 30 cm3 of water. The porosity of soil is :
(A)
33% (Chosen option)
(B)
55%
(C)
66%
(D)
44%
Question No.4
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In a dog legged staircase, the waist slab has horizontal span of 4 m and vertical rise of 3 m. The overall depth of slab is
150 mm. The unit weight of concrete is 25 kN/m3. The self weight of the slab is :
(A)
4.69 kN/m2
(B)
4.22 kN/m2
(C)
5.00 kN/m2
(D)
6.25 kN/m2 (Chosen option)
Question No.5
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The critical height of an unsupported vertical cut in a purely cohesive soil is : where C - Cohesion γ - Unit weight of soil
(A)
(Chosen option)
(B)
(C)
(D)
Question No.6
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M20 grade concrete and Fe 415 grade steel is used in a flexural RCC beam. The development length required for a bar of
20 mm diameter is :
(A)
940 mm (Chosen option)
(B)
740 mm
(C)
1080 mm
(D)
1480 mm
Question No.7
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A bubble tube of a level has a sensitiveness of 20'' per 2 mm division. Find the error in the reading on the staff held at a
distance of 100 m from the level when the bubble is deflected by two divisions from the centre.
(A)
0.19 m
(B)
0.019 m (Chosen option)
(C)
0.19 cm
(D)
0.019 cm
Question No.8
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Sieve Analysis conducted on a soil sample reveal the following data : passing 4.75 mm sieve=70%; passing 75 micron
sieve=4%; uniformity co-efficient=7; coefficient of curvature=3. The IS soil classification group symbol for the soil is :
(A)
GP
(B)
SW (Chosen option)
(C)
SP
(D)
GW
Question No.9
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Determine the capacity of a single lane (unidirectional) on a Rural Highway in India. For a design speed of 50 kmph the
average length of car can be taken as 5m. The perception-brake reaction time can be taken to be 2.5 sec. The co-efficient
of friction can be assumed to be 0.5.
(A)
833 vehicles per hour per lane (Chosen option)
(B)
840 vehicles per hour per lane
(C)
845 vehicles per hour per lane
(D)
847 vehicles per hour per lane
Question No.10
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(A)
1, 0.8, Zp/Ze (Chosen option)
(B)
1, 1, Ze/Zp
(C)
1, 1, 0.8
(D)
1, 0.8, Ze/Zp
Question No.11
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Which one of the following statement is incorrect ?
(i) Shear lag phenomenon is prominent in the sections in which all the various elements forming the section are not
connected.
(ii) Shear lag can be reduced by reducing the length of outstanding leg of the angle section tension member.
(iii) Shear lag can be increased by increasing the area of the connected leg of the angle section.
(iv) At the connection of the angle section tension member, connected by one leg only, the entire cross section is
subjected to uniform load.
(A)
(iv)
(B)
(iii)
(C)
(ii)
(D)
(i) (Chosen option)
Question No.12
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A building is situated in seismic zone III. The building is a lifeline structure. The building is made of ordinary moment
resisting frame. The (sa/g) is 2.
The horizontal seismic acceleration coefficient is :
(A)
0.10
(B)
0.18
(C)
0.05 (Chosen option)
(D)
0.12
Question No.13
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(A)
621 N/cm2 (Chosen option)
(B)
521 N/cm2
(C)
721 N/cm2
(D)
821 N/cm2
Question No.14
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(A)
(a) - (i), (b) - (ii), (c) - (i), (d) - (ii)
(B)
(a) - (i), (b) - (i), (c) - (ii), (d) - (ii)
(C)
(a) - (ii), (b) - (i), (c) - (ii), (d) - (i)
(D)
(a) - (ii), (b) - (ii), (c) - (i), (d) - (i) (Chosen option)
Question No.15
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A steel plate of width 120 mm and of thickness 20 mm is bent into a circular arc of radius 10 m. Determine the maximum
stress induced and E = 2 x 105 N/mm2
(A)
300 N/mm2
(B)
100 N/mm2
(C)
50 N/mm2
(D)
200 N/mm2 (Chosen option)
Question No.16
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A level is set up at a point 150 m from A and 100 m from B, the observed staff readings at A and B are 2.525 and 1.755
respectively. Find the true differences of level between A and B.
(A)
0.7612
(B)
0.7692
(C)
0.7762 (Chosen option)
(D)
0.7792
Question No.17
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(A)
(B)
(Chosen option)
(C)
(D)
Question No.18
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A metal pipe of 1 m diameter contains a fluid having a pressure of 100 N/cm2. If the permissible tensile stress in the
metal is 2 kN/cm2. The thickness of the metal required for making the pipe would be :
(A)
20 mm
(B)
25 mm (Chosen option)
(C)
10 mm
(D)
15 mm
Question No.19
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Rainfall intensity of 20 mm/hr occurred over a watershed of area 100 ha for a duration of 6 hr. Measured Direct Runoff
volume in the stream draining the watershed was found to be 30,000 m3. The precipitation not available to run off in this
case is :
(A)
3 cm
(B)
5 mm
(C)
17.5 mm
(D)
9 cm (Chosen option)
Question No.20
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In the Muskingum method of channel routing, if the coefficients k = 12 hr, x = 0.15 and the time step for routing ∆t = 4 hr,
then the coefficient Co is :
(A)
0.016 (Chosen option)
(B)
0.656
(C)
0.048
(D)
0.328
Question No.21
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(A)
(B)
(C)
(D)
(Chosen option)
Question No.22
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A good quality of undisturbed soil sample can be obtained using a sampling tube having an area ratio of :
(A)
28 %
(B)
7 % (Chosen option)
(C)
16 %
(D)
21 %
Question No.23
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Which of the following statements are correct ?
(i) In a simply supported prestressed concrete beam the concentric tendons induces uniform axial compressive stress.
(ii) In a simply supported prestressed concrete beam subjected to only pre-stressing force the pressure line does not
coincides with cable line.
(iii) Eccentric tendons in a simply supported prestressed concrete beam induces axial stress and bending stress.
(iv) In a simply supported prestressed concrete beam the uniformly distributed load can be counter balanced by Selecting
a parabolic cable profile.
(A)
(i),(iii) & (iv)
(B)
(ii), (iii) & (iv)
(C)
(i),(ii)& (iii)
(D)
(i), (ii), (iii) & (iv) (Chosen option)
Question No.24
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The two basic criteria used for determining the allowable bearing pressure of a footing are :
(A)
Compression failure and settlement
(B)
Compression and tensile failures
(C)
Shear failure and settlement (Chosen option)
(D)
Tensile failure and settlement
Question No.25
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The theoretical maximum dry density for a soil sample having specific gravity of 2.7 and optimum moisture content of
16% is :
(A)
1.545 g/cm3
(B)
1.995 g/cm3
(C)
1.675 g/cm3
(D)
1.885 g/cm3 (Chosen option)
Question No.26
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(A)
(B)
(C)
(Chosen option)
(D)
Question No.27
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A city installs 2000 electric lamps for street lighting. These lamps have a mean burning life of 1000 hours with a standard
deviation of 200 hours. What is the probability that a lamp will fail in the first 700 hours. Given Ф(1.5) = 0.0668
(A)
0.0322 (Chosen option)
(B)
0.9332
(C)
–0.0668
(D)
0.0668
Question No.28
A cylinder of soil fails under an axial vertical stress of 160 kN/m2 when it is laterally unconfined. The failure plane is
inclined at 50o with the horizontal. The value of tan50o=1.192. The angle of internal friction and cohesion of soil are :
(A)
10o and 67.1 kPa (Chosen option)
(B)
10o and 57.1 kPa
(C)
10o and 47.1 kPa
(D)
10o and 37.1 kPa
Question No.29
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(A)
(i) and (iii) are correct (Chosen option)
(B)
Only (i) is correct
(C)
Only (iii) is correct
(D)
(i) and (ii) are correct
Question No.30
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Arrange the following physical unit operations/unit process in sequence :
(A)
Flow equalization, mixing, screening, sedimentation floculation, Air drying
(B)
Screening, mixing, flow equalization, floculation, Air drying, sedimentation
(C)
Air drying, screening, mixing, flow equalization, sedimentation, floculation
(D)
Screening, flow equalization, mixing, floculation, sedimentation, Air drying (Chosen option)
Question No.31
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Find the length of cable having span 16 m and dip of 3 m.
(A)
20.5 m
(B)
19.5 m
(C)
17.5 m
(D)
18.5 m (Chosen option)
Question No.32
If the x - component of velocity u = 6xy - 2x2 in a possible case of flow, the y - component of the flow v is :
(A)
4xy – 3y2 (Chosen option)
(B)
6x2 – 2xy
(C)
6y2 – 4xy
(D)
–6xy + 2x2
Question No.33
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(A)
1
(B)
0.67
(C)
0.27
(D)
1.22 (Chosen option)
Question No.34
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A rectangular plate 3 m long and 1 m wide is immersed vertically in water in such a way that its 3 m side is parallel to the
water surface and is 1 m below it. The total pressure on the plate is :
(A)
34·14 kN
(B)
24·14 kN
(C)
44·14 kN (Chosen option)
(D)
14·14 kN
Question No.35
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A vessel in the shape of a spherical shell of 1.20 m internal diameter and 12 mm shell thickness is subjected to pressure
of 1.6 N/mm2. Determine the stress induced in the material of the vessel.
(A)
20 N/mm2
(B)
50 N/mm2
(C)
30 N/mm2
(D)
40 N/mm2 (Chosen option)
Question No.36
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BOD contribution per capita per day may be generally taken as :
(A)
0.05 kg/day
(B)
0.03 kg/day
(C)
0.09 kg/day
(D)
0.08 kg/day (Chosen option)
Question No.37
Calculate the total alkalinity of water containing 90 mg/l of CO32 ions and 61 mg/l of HCO3– ions :
(A)
133 ppm
(B)
200 ppm (Chosen option)
(C)
100 ppm
(D)
155 ppm
Question No.38
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(A)
(a) - (i), (b) - (ii), (c) - (iv), (d) - (iii) (Chosen option)
(B)
(a) - (iv), (b) - (iii), (c) - (ii), (d) - (i)
(C)
(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)
(D)
(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)
Question No.39
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Calculate the daily production of sludge at 95% removal of solids using the following data : * Quantity of water treated = 3
x 104 m3/day * Dosage of alum = 45 ppm * Total suspended solids = 400 ppm
(A)
2850 kg/day
(B)
22800 kg/day
(C)
5700 kg/day (Chosen option)
(D)
11400 kg/day
Question No.40
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(A)
(Chosen option)
(B)
(C)
(D)
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