| Post Name | LECTURER IN CIVIL ENGINEERING - TECHNICAL EDUCATION (Govt. Polytechnics) |
|---|---|
| Question Paper Code | 110/2023 |
| Category Code | 312/2020, 104/2021, 251/2022 |
| Date of Test | 7 July 2023 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
If x= , then x equals
1 1 1 3
−3 −14 −3 14 3 14
Answer
A.
2
The value of a b c is
a2 b2 c2
Answer
A. –
3
If cos θ = 2/3 and 0 < θ < π/2, then the value of cos 2θ is
Answer
C. −1/9
4
The equation of a straight line through (2, −5) and perpendicular to the line y = 3x − 11 is
Answer
A. y = −(x + 13)/3
5
The value of lim_{x→+∞} x sin(1/x) is
Answer
A. 1
6
The equation of normal to the curve 2y = 3 – x2, at the point (1, 1) is
Answer
C. x – y = 0
7
For the function f(x) = x4 – 2x2, which of the following is correct ?
Answer
D. Relative maximum occurs at x = 0 and relative minimum occurs at x = 1 and
x = –1
8
The value of ∫ dx/(25 − 9x²) is
Answer
Question Cancelled
9
The area bounded by the curve y = 4x − x² and the x-axis is
Answer
C. 32/3
10
The solution of the initial value problem y′ + y tan x = sin 2x, y(0) = 1 is
Answer
B. y = 3 cos x − 2 cos² x
11
In chain survey, the area of land is divided into
Answer
B. triangles
12
Sensitivity of a level tube is expressed by
Answer
C. radius of level tube
13
The rocks having clay as main constituent are known as
Answer
C. argillaceous rocks
14
Unit weight of plain concrete is
Answer
C. 24 kN/m3
15
Piles are usually not made of
Answer
D. Stainless steel
16
Which type of engine of the same specification need higher compression ratio ?
Answer
B. diesel Engine
17
Which component is used to smoothen the output energy of an automobile engine ?
Answer
A. Flywheel
18
draft tube is compulsory for
Answer
B. Reaction turbines
19
In a reverted gear train, gear A drives a pinion gear C, co-axial with gear d, which
meshes with gear B. Gear B and A are along the same axis. All gears are of module
8 mm. If the gear A contain 40 teeth and gear C contain 32 teeth, then how many
teeth the gear d will have, if B contains 60 teeth ?
Answer
C. 12 teeth
20
Boiled water reactors will yield more than they consume – Is it right ?
Answer
C. No
21
Thermodynamic steam trap is used to
Answer
C. Release the moisture in pipeline
22
The property of a coil, which opposes any change of current or flux through the coil
is called
Answer
D. Self-Inductance
23
A series RlC circuit consists of a resistor of 45 Ω, an inductor of 80 mH and a capacitor
of 30 µF connected on an AC supply voltage of 230 V, 60 Hz. Then the current in
the circuit is given by
Answer
A. 3.122 A
24
An lC circuit stores a total energy of E and the maximum charge on the capacitor
is assumed as Q. What will be the energy stored in the inductor while the charge on
the capacitor is Q/2 ?
Answer
D. 3E/4
25
If footing resistance of transmission tower is 50Ω and the lightning current from tower
to ground is 50 kA, then the degree of rise in tower potential is
Answer
B. 2500 kV
26
The energy stored as static electricity on an object depends on
Answer
C. Both
27
The minimum data rate for stationary users in 3G is
Answer
B. 2 mbit/s
28
The number of _________ on switches defines how many separate circuits the switch
can control.
Answer
A. poles
29
A full-wave rectifier circuit delivers 3W to a load resistance of 300Ω. If ripple factor
is given 1%, then the ac ripple voltage across the load is
Answer
B. 0.3V
30
The ac input voltage to a fullwave bridge rectifier has an rms value of 230V, then the
diode P|V rating is
230
Answer
A. 230 2 V
31
Basalt is a/an
Answer
C. Igneous rock
32
IS code for common burnt clay building bricks is
Answer
A. IS 1077 1992
33
The modulus of rupture for tiles in N/mm² is calculated by the expression
Answer
Question Cancelled
34
Which constituent in lime is responsible for its hydraulicity ?
Answer
Question Cancelled
35
The needle used in Vicat apparatus is
Answer
Question Cancelled
36
The fineness modulus index of M sand compared to natural river sand is
Answer
A. Higher
37
Hard fibrous tissue that usually found in the stems, branches and roots of a tree is
called
Answer
C. Wood
38
A wedge-shaped stone/brick used in the construction of an arch is known as
Answer
C. Voussoir
39
The inclined slab of the staircase is known as
Answer
B. String
40
Affordable delay in a task chain is known as
Answer
C. Float
41
The process by which bauxite is converted to aluminium is known as
Answer
B. Bayer Process
42
The ratio of the volume of the soil displaced by the sampler tube in proportion to the
volume of the sample
Answer
B. Area ratio
43
The hierarchical order in PWd is
Answer
A. AXE, EE, SE, CE
44
The method of supporting the structures for increasing the depth and width of an
existing foundation is known as
Answer
D. Underpinning
45
The bearing measured in the direction of advancement of surveying is called
Answer
D. Fore Bearing
46
Inclination of the magnetic needle of the compass with horizontal plane at a particular
location on the planet is known as
Answer
C. dip
47
The method of levelling in which only fore and back sights are taken to connect the
bench mark to the starting point of the alignment is known as
Answer
Question Cancelled
48
The gross rent according to a property is Rs. 20,000/- p.a. Allowing 10% as deductions
for repair and maintenance of the property. What is the rental value of the property
at an interest of 10% ?
Answer
B. Rs. 1,80,000
49
An amount of money put aside for emergency and expensive costs for repairs or
renovations is called
Answer
B. Sinking fund
50
The flakiness Index of aggregate used for WBM road as per IS standard is
Answer
Question Cancelled
51
The book used to keep all accounts including quantities of work done, purchase
made and other details of the work executed is called
Answer
B. measurement Book
52
The financial limit for open tenders for superintending engineer is
Answer
Question Cancelled
53
The lateral earth pressure acting on a retaining wall is computed based on
Answer
A. Plane strain condition
54
As per PWd schedule of rates for hilly areas the % increase over the scheduled rate is
Answer
D. 15
55
Approximate estimate is calculated based on which of the following method ?
Answer
D. All the above
56
The total quantity of TmT bars required for construction of a project can be obtained
from
Answer
C. Bar bending schedule
57
The workers platform provided around the building to work at heights is called
Answer
C. Scaffolding
58
The loading and unloading charges for per ton of steel bars as on 2018-20 is
Answer
C. 462.50
59
The forces which cannot be solved by the equations of equilibrium are called
Answer
B. Redundant forces
60
The value of Poisson’s ratio can be
Answer
C. Can either be positive or negative
61
The relation between elastic constants can be given by the expression
Answer
A. E = 9KG/(G + 3K)
62
Two materials are having moduli of elasticity, moduli of rigidity and bulk modulus as
(E1.E2), (N1.N2) and (K1,K2). The modulus ratio is given by
Answer
C. E1/E2
63
The elongation produced in a rod
Answer
Question Cancelled
64
The work done in producing strain on a material per unit volume is called
Answer
A. Resilience
65
A simply supported beam carries a uniformly distributed load of w N per unit length
over the whole span (l). The point of contra flexure is
Answer
D. None of the above
66
A solid circular shaft of diameter d carries an axial load W, if the same load is applied
axially on a hollow circular shaft of inner diameter d/2, the ratio of stresses in a solid
shaft to that of hollow shaft would be
Answer
Question Cancelled
67
A simply supported beam carries a uniformly distributed load over the whole span.
The deflection at the centre is ‘y’. If the distributed load per unit length is doubled
and also depth of the beam is doubled then the deflection at the centre would be
Answer
Question Cancelled
68
The hoop or circumferential stress in a riveted cylindrical shell, when subjected to
an internal pressure (p) is equal to
pd pd pd pd
Answer
C. 2tn ) at
69
The crippling load according to Euler’s theory of a long column when one end is fixed and the other end is free is equal to
Answer
C. π²EI/(4l²)
70
The property by virtue of which a metal can be heated into plates is called
Answer
B. malleability
71
The base slab thickness for a gravity retaining wall of height ‘H’ is
Answer
A. H/10 to H/14
72
In the case of a three-pinned parabolic arch carrying a uniformly distributed load on
the entire span, then bending moment will be
Answer
D. Zero throughout the span
73
In a pitot tube the rise of liquid in the tube above liquid surface is 45 m. Then the
velocity of flow through it is
Answer
B. 30 m/s
74
If the coefficient of contraction is 0.70 and the coefficient of discharge is 0.60, then
the value of coefficient of velocity is
Answer
B. 0.86
75
The base period of a crop, having duty 8.64 hectares/cumecs and depth of water
supplied 160 cm is
Answer
D. 1.6 days
76
According to dicken’s formula the food discharge for a catchment basin of area 1 km2
is (Take flood coefficient C = 10)
Answer
C. 10.0
77
A sewer of 4m diameter, laid at a gradient of 1 in 400 runs full. Using manning’s
formula, the velocity of flow is (Take Manning’s coefficient as 0.01)
Answer
C. 5.0 m/s
78
The Permissible limit of Iron (in mg/l) (in the absence of alternate source) as per
IS : 10500;2012 including the latest amendments is
Answer
B. 0.3
79
The first watering before sowing the crop in a field is called
Answer
D. Paleo
80
5 ml of sewage was diluted and a standard BOd test was performed. The initial
dissolved Oxygen
Answer
D. O) and the final DO of the tested sample were 8.2 mg/L and
6.2 mg/l respectively. Then the Biochemical Oxygen demand of the tested sample is
81
50 million litres of sewage per day is flowing into the aeration tank of an activated
sludge processing unit having volume of 10,000 m3. Then the aeration period to be
maintained in the aeration tank in hours is
Answer
B. 5
82
The maximum discharge in a circular sewer is obtained when
Answer
D. the depth of flow is 0.95 times full depth
83
What is the theoretical oxygen demand of 300 mg/l glucose solution ?
Answer
B. 320 mg/l
84
Symon’s rain gauge is a
Answer
D. Non recording gauge
85
The ratio of the mean supply
Answer
B. Capacity factor
86
The normal detention periods maintained in a horizontal flow grit chamber
(non-aerated) and detritus tank are respectively
Answer
A. 1 minute and 3.5 minutes
87
What is coefficient of curvature if D60 = 3mm, d30 = 1.5mm, d10 = 0.75mm ?
Answer
B. 1
88
The value of porosity of a soil sample in which the total volume of soil grains is equal
to twice the total volume of voids would be
Answer
D. 33.33%
89
Equation for a line in a plasticity chart is
Answer
C. IP = 0.73(wl – 20)
90
If the OmC of a soil sample is 12.5%, maximum dry density is 19.6 kN/m 3 and
G = 2.68, the degree of saturation of the sample is ___________%.
Answer
Question Cancelled
91
Indirect method of geotechnical investigation is also termed as
Answer
B. Geo physical method
92
maximum net pressure intensity causing shear failure of soil is known as
Answer
C. Net ultimate bearing capacity
93
The minimum value of camber provided for bituminous surface hill roads is
Answer
B. 2.5%
94
In pavements ___________ forms the foundation layer.
Answer
C. Subgrade
95
The number of vehicles moving in a specified direction on a roadway that pass a
given point during specified unit of time is called
Answer
B. traffic volume
96
Size of ballast used in points and crossings under Indian railways is
Answer
C. 25 mm
97
Extra widening of pavements recommended by IRC for roads having radius of
horizontal curve 120m is
Answer
D. 0.6 m
98
Slab bridges are used to a maximum span of
Answer
C. 9 m
99
The most suitable soil for compressed air tunneling is
Answer
A. clay
100
What is the airport reference temperature if the monthly mean of average temperature
for the hottest month of the year is 25°C and monthly mean of maximum daily
temperature is 40°C ?
Answer
B. 30°C
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