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**UPPSC Polytechnic Lecturer Exam Preparation Civil Engineering Most Expected Questions. **The UPPSC Polytechnic Lecturer Exam is to be conducted on 22nd December 2021. UPPSC Polytechnic Lecturer Exam 2021 is conducted to recruit lecturers for Government polytechnic Colleges in UP for Technical Subjects. Hence the majority of questions in the exam are from respective technical domains but there are a few questions from GENERAL HINDI and GENERAL KNOWLEDGE part also to check one’s general communication skills understanding of the society. Generally, Aspirants don’t find any difficulty in the preparation of the technical part of the examination. So, for the help of aspirants, we are providing the Most Expected Questions with solutions of Civil Engineering for UPPSC Polytechnic Lecturer Recruitment 2021. This is exclusively provided by ADDA247 to all the UPPSC Polytechnic Lecturer Recruitment 2021 for FREE!!

**Also Check, ** **UPPSC Technical Lecturer Exam Pattern**

## UPPSC Polytechnic Lecturer Civil Engineering Most Expected Questions

Q26. The mortar used for masonry construction are classified based on strength in IS

2250 and IS 1905 according to their designations The correct sequence of increasing

order of their strength is

(a)

(b)

(c)

(d)

Q27. The process of adding the cement in order to improve the quality of mortar is

known as ________.

(a) Gauging

(b) Slaking

(c) Reinforcing

(d) Ripening

Q28. Which type of rock is used for roofing?

(a) Slate

(b) Overburnt brick

(c) Basalt

(d) Granite

Q29. The subclassification of sedimentary rocks

(a) Volcanic and plutonic

(b) Mechanical, chemical, organic

(c) Intrusive, extrusive

(d) Stratified, unstratified

Q30. Consider the following statements:

kiln seasoning of timber results in:

(a) Reduced density

(b) Reduced life of timber

(c) Provide dimensional stability

Which of these statements is/are correct?

(a) a, b and c

(b) only a

(c) b and c

(d) a and c

Q31. In the cross-section of a timber, cambium layer can occur in

(a) inner bark and sap wood

(b) Pith and Heart wood

(c) Sap wood and Heart wood

(d) Outer bark and sap wood

Q32. Match List – I with List II and select the correct answer using the codes given the

lists:

List – I List – II

A. Deciduous 1. Soft wood

B. Conifer 2. Hard wood

C. Endogenous 3. Eucalyptus

D. Exogenous 4. Bamboo

Codes:

A B C D

(a) 1 2 3 4

(b) 2 1 3 4

(c) 2 1 4 3

(d) 1 2 4 3

Q33. According to IS 10262:1982, what should be the compressive strength of OPC of

grade C?

(a) 42.5 to 46.5 MPa

(b) 47.5 to 52.5 MPa

(c) 32.5 to 37.5 MPa

(d) 37.5 to 42.5 MPa

Q34. The four cross – section shown below are required to be ordered in the increasing

order of their respective shape factor

Which of the following order is correct?

(a) iii, I, iv, ii

(b) i, ii, iii, iv

(c) ii, iv, iii, i

(d) iv, ii, iii, i

Q35. The permissible stresses for main structural steel members under dynamic loads

should be increased by

(a) 33.33%

(b) 40%

(c) 25%

(d) 30%

Q36. For the fillet weld of size ‘S’ shown in the adjoining figure the effective throat

thickness is

(a) 0.61 S

(b) 0.62 S

(c) 0.64 S

(d) 0.65 S

Q37. The diameter of a rivet connecting plate of thickness 16 mm given by Unwin’s

formula is_________:

(a) 28 mm

(b) 23 mm

(c) 24 mm

(d) None of these

Q38. For an I-beam the shape factor is 1.12. the factor of safety in bending is 1.5. if the

allowable stress is increased by 20% for wind and earthquake loads, then the load

factor is

(a) 1.40

(b) 1.25

(c) 1.20

(d) 1.15

Q39. For maximum sagging bending moment at support in a continuous RC beam, live

load should be placed on

(a) spans adjacent to the support plus alternate spans

(b) al the spans except the spans adjacent to the support

(c) spans next to the adjacent spans of the support plus alternate spans

(d) spans adjacent to supports only

Q40. A reinforced cantilever beam of span 4 m, has a cross -section of 150 mm × 500

mm. if checked for lateral stability and deflection, the beam will

(a) fail in deflection only

(b) fail in lateral stability only

(c) fail in both deflection and lateral stability

(d) satisfy the requirements of deflection and lateral stability

Q41. A doubly reinforcement beams are provided:

1. when depth of the section is restricted.

2. To reduce deflection of beam.

3. To reduce torsional moment.

Which of the above statement is correct?

(a) Statement 3 only

(b) Statement 2 only

(c) Statement 1, 2 and 3 only

(d) Statement 1 only

Q42. The development length in compression for a 20 mm diameter deformed bar of

grade Fe 415 embedded in concrete of grade M 25 whose design bond stress is 1.40

N/mm², is

(a) 1489 mm

(b) 1289 mm

(c) 806 mm

(d) 645 mm

Q43. Spacing between lateral ties of RCC columns should not exceed:

(a) 150 mm

(b) 250 mm

(c) 300 mm

(d) 500 mm

Q44. According to working stress method, the limiting value of permissible tensile stresses

for a reinforced concrete member in tension for HYSD of grade Fe415 is:

(a) 190

(b) 230

(c) 250

(d) 415

Q45. Partial safety factors for concrete and steel respectively may be taken as:

(a) 1.5 and 1.15

(b) 1.5 and 1.78

(c) 3 and 1.78

(d) 3 and 1.2

L1Difficulty 1

Q46. A short column 300 mm × 300 mm is reinforced with 4 bars of 20 mm dia. (Fe-415

grade). If concrete is M-20 grade, the max. axial load allowed on it is:

(a) 1059.0

(b) 1159.0

(c) 1173.0

(d) None of these

Q47. While checking shear resistance of reinforced concrete beams for limit state of

collapse as per IS: 456, which one of the following nominal shear stress

recommendations is the be adhered to? ( is shear force at vertical cross-sectional, ‘b’

and ‘d’ are overall breadth and effective depth of beam respectively)

(a)

(b)

(c)

(d)

Q48. For the plane frame as shown in the figure, the degree of kinematic indeterminacy

neglecting axial deformation,

(a) 3

(b) 5

(c) 7

(d) 9

Q49. If a point load acting at the mid span of a fixed beam of uniform section produces

fixed end moment of 60 kNm, then same load spread uniformly over the entire span will

produce fixed end moments equal to:

(a) 20 kNm

(b) 30 kNm

(c) 40 kNm

(d) 45 kNm

Q50. The number of plastic hinges which will cause the overall total collapse of a

structure is:

(a) one more than the order of statically indeterminacy

(b) equal to order of statically indeterminacy

(c) one less than the order of statically indeterminacy

(d) non determinable

Q51. Influence lines usually represent the effect of which load among the following, only

at a specified point on structural member?

(a) Concentrated load

(b) Uniformly distributed load

(c) Uniformly varying load

(d) moving load

Q52. Match List-I with List-II and select the correct answer using the given below the

lists.

List-I List-II

A. Talus a. Soil transported by wind

B. Till b. Soil transported by gravity

C. Loess c. Soil transported by glaciers

D. Lacustrine d. Soil deposited in lake bed deposit

(a) A-a, B-c, C-b, D-d

(b) A-b, B-c, C-a, D-d

(c) A-a, B-b, C-d, D-c

(d) A-c, B-b, C-d, D-a

Q53. Consider the following statements in the context of aeoline soil.

A. The soil has low density and low compressibility.

B. The soil is deposited by wind.

C. The soil has low permeability.

Which of these statements are correct?

(a) All three

(b) Only B and C

(c) Only A and B

(d) Only A and C

Q54. Rise of water able in cohesionless soils up to ground surface. Reduces the net

ultimate bearing capacity approximately by

(a) 25%

(b) 50%

(c) 75%

(d) 90%

Q55. A soil has bulk density of 17.6 KN/m³ and water content 10%. if void ratio remains

constant then the bulk density for water content of 20% will be

(a) 16.13 KN/m³

(b) 19.20 KN/m³

(c) 19.36 KN/m³

(d) 17.6 KN/m³

Q56. A fully saturated soil has a water content of 200 percent. If G = 2.6, the void ratio

is:

(a) 1.3

(b) 2.6

(c) 5.2

(d) None of these above

Q57. A moist sample of soil weight 24 grams in a tin lid. The tin lid above weight 14

grams. The over dry weight of tin and sample is 22 grams. What is the water content of

the soil?

(a) 15.5%

(b) 39.5%

(c) 25%

(d) 60%

Q58. A given soil sample has the following given size analysis

<2.00mm-80% <0.66mm-60%

<0.075mm-30% <0.002mm-2%

<0.005mm-10%

(a) skip graded

(b) uniformly graded

(c) well graded

(d) average graded

Q59. A soil has a discharge velocity of 6 × m/s and void ratio of 0.5. What is its

seepage velocity?

(a) 3 × m/s

(b) 6 × m/s

(c) 12 × m/s

(d) 18 × m/s

Q60. For better strength and stability, what are the coarse grained and fine-grained soils

respectively compacted as?

(a) dry of OMC and wet of OMC

(b) wet of OMC and wet of OMC

(c) Wet of OMC and dry of OMC

(d) dry of OMC and dry of OMC

Q61. The void ratio pressure diagram is shown in the given figure. The coefficient of

compressibility is:

(a) 0.0050 m²/t

(b) 0.073 m²/t

(c) 0.20 m²/t

(d) 0.25 m²/t

Q62. Force F in the given figure equals to

(a) kN

(b) 2 kN

(c) – kN

(d) 3 kN

Q63. A cross – sectional bar of area 700 mm² is subjected to an axial load as shown in

the figure below what is the value of stress (MPa) in the section QR

(a) 30

(b) 40

(c) 50

(d) 60

Q64. Consider a bar of length l and tapering uniformly from diameter to and subjected

to axial load W. the extension of the bar will be

(a)

(b)

(c)

(d)

L1Difficulty 1

Q65. In two-dimensional stress strain analysis, the shear strain component along the xy

plane is written as ___.

(a)

(b)

(c)

(d)

Q66. Which formula CORRECTLY depicts the elongation in a composite body?

(a)

(b)

(c)

(d)

Q67. Which of the curve is best suited for linear elastic – perfectly plastic material?

(a)

(b)

(c)

(d)

Q68. The value of principal stress at a point in a plane stressed element is

Calculate the value of normal stress acting (MPa) at the angle of 45° at X axis.

(a) 250

(b) 500

(c) 750

(d) 1000

Q69. The magnitude of the normal stresses in the x and y direction is 100 MPa and 20

MPa respectively. both the stresses and tensile in nature. Determine the radius of the

Mohr’s circle (mm).

(a) 20

(b) 40

(c) 60

(d) 80

Q70. The bending moment diagram for a simply supported beam with a load at the mid-

span is a

(a) parabola

(b) hyperbola

(c) rectangle

(d) triangle

Q71. Consider the flowing statements:

1. On Planes having maximum and minimum principal stresses, there will be no normal stress.

2. Shear stresses on mutually perpendicular planes is numerically equal.

3. Maximum shear stress is equal to half the sum of the maximum and minimum principal stresses

Which of these statements is/are correct?

(a) 1 only

(b) 1 and 2

(c) 2 and 3

(d) 1 and 3

Q72. Which of the following statements are correct?

1. All load carrying members transmit load through basic modes of tension, compression,

torsion, and shear only.

2. Beams carry transverse load.

3. Combined loading is a complicated loading.

4. Nature of internal forces decide the aspect of combined loading

(a) 1 and 2

(b) 2 and 3

(c) 3 and 4

(d) 2 and 4

Q73. Which one of the following statements is correct?

(a) Maximum longitudinal reinforcement in an axially loaded short column is 6% of gross

sectional area

(b) Columns with circular section are provided with transverse reinforcement of helical

type only

(c) Spacing of lateral ties cannot be more than 16 times the diameter of the tie bar

(d) Longitudinal reinforcement bar need not be in contact with lateral ties.

Q74. Activity ‘C’ follows activity ‘A’ and activity ‘D’ follows activities ‘A’ and ‘B’. the

correct network for the projects is

(a)

(b)

(c)

(d)

Q75. Consider the following features/factors:

1. Projects are of the non-repetitive type

2. Time required need not be known

3. Time required is known precisely

4. Events have been established for planning

5. Emphasis is given to activities of project

PERT is preferred for planning because of

(a) 1, 2 and 4

(b) 3, 4 and 5

(c) 1, 3 and 4

(d) 1, 2 and 5

Q76. For a given activity, the optimistic time, pessimistic time and the most probable

estimates are 5, 17 and 8 days respectively. The expected time is

(a) 8 days

(b) 9 days

(c) 10 days

(d) 15 days

Q77. As per I.R.C. the super elevation to be provided in horizontal curves of radius R is

given by: –

(a)

(b)

(c)

(d)

Where V is the speed in km/h

Q78. What is the mechanical widening required for a pavement of width 7m on a

horizontal curve of radius 490m, if the longest wheel base of vehicle expected on the

road is 7.0m?

(a) 0.07 m

(b) 0.05 m

(c) 0.49m

(d) 0.1m

Q79. Assuming the safe stopping sight distance to be 80m on a flat highway section

and with a setback distance of 10m. what would be the radius of the negotiable

horizontal curve?

(a) 800 m

(b) 160 m

(c) 80 m

(d) 70 m

Q80. The ruling gradient in a hill road is 6% and a horizontal curve is provided for a

radius of 75 metres. The compensated gradient of the road will be

(a) 3%

(b) 4%

(c) 5%

(d) 6%

Q81. If L is length of vehicles in meters, C is the clear distance between two

consecutive vehicles (stopping sight distance), V is the speed of vehicles in km per

hour, the maximum number N of vehicles/hours is …………

(a)

(b)

(c)

(d)

Q82. If the jam density on a road designed for a free mean speed is 75 km/h is 100

vehicles/km, then the capacity flow will be:

(a) 1500

(b) 1875

(c) 2250

(d) 2760

Q83. California bearing ratio (CBR)

(a) is a measure of soil strength

(b) is a procedure for designing flexible pavements

(c) is a method of soil identification

(d) is a measure to indicate the relative strength of paving materials

Q84. The following test are conducted on the coarse aggregates for Road construction:

(a) Impact test, shape test and penetration test

(b) CBR value, Ductility test, Crushing test

(c) Bitumen Adhesion test, abrasion test

(d) Permeability test, crushing test, Viscosity test

Q85. The table below shows marshal mix design criteria for bituminous concrete.

Identify the correct specified value for the test property.

Test property Specified value

P) Marshall stability, 1) 75 to 85

Q) Flow value, 0.25 mm

units

2) 340 (minimum)

R) Air voids in total mix % 3) 3 to 5/3

S) Void filled with bitumen,

VFB%

4) 8 to 16/8

(a) P-1, Q-2, R-3, S-4

(b) P-2, Q-4, R-3, S-1

(c) P-4, Q-2, R-1, S-3

(d) P-3, Q-1, c-R, S-2

Q87. Find the number of sleepers required for 1280 m long B.G. track. Take sleeper

density (M +5) and length of rail as 12.8 m. (terms have their usual meaning)

(a) 1800

(b) 1000

(c) 1200

(d) 1500

Q88. The optimum depth of Kor watering for rice crop is

(a) 25.0 cm

(b) 23.0 cm

(c) 19.0 cm

(d) 13.5 cm

Q89. The intensity of irrigation for Kharif is 45% and that for Rabi is 60% then annual

intensity or irrigation is

(a) 60%

(b) 100%

(c) 105%

(d) None of the above

Q90. The maximum irrigation requirement of rice crop is exhibited its

(a) Maximum delta value

(b) Maximum duty value

(c) Minimum duty value

(d) None of the above

Q91. One of the benefits of lining water canals for irrigation is that, it:

(a) Helps increase the command area

(b) Increases potential chances of beaching

(c) Increases channel cross section

(d) Increases seepage of water

Q92. The length of a survey line when measured with a chain of 20 m nominal length

was found to be 840.5 m. If the chain used is 0.1 m too long, the correct length of the

measured line is:

(a) 844.7 m

(b) 845.7 m

(c) 846.7 m

(d) 847.7 m

Q93. In case of a direct Vernier scale–

(a) Smallest division is longer than smallest division of the main scale 1.

(b) Graduations increase in the same direction in which graduations of the main scale

increases

(c) Graduations increase in opposite direction in which graduations of the main scale

increase

(d) None of these

Q94. Match List-I (Corrections) with List-II (Name) and select the correct answer using

the codes given below the lists.

List-I

A.

B.

C.

D.

List-II

1. Pull correction

2. Sag correction

3. Temperature correction

4. Mean sea level correction

Codes

(a) A-4, B-1, C-3, D-2

(b) A-1, B-4, C-3, D-2

(c) A-3, B-2, C-1, D-4

(d) A-2, B-3, C-1, D-4

Q95. The magnetic bearing of a line is 50°30’ ad the magnetic declination is 4°30’ East.

The true bearing of a line will be

(a) 45°

(b) 50°

(c) 60°

(d) 55°

Q96. The following bearing were observed while traversing with a compass, which

stations are affected by local attraction?

Line F.B. B.B.

AB 104°30’ 284°30’

BC 48°15’ 226°0’

CD 290°30’ 115°15’

DA 180°15’ 357°15’

(a) C and D

(b) A and D

(c) A and B

(d) B and C

Q97. The difference between face left and face right observation of a theodolite is 3’.

The error is

(a) 3’

(b) 1°30”

(c) 45”

(d) 0’

Q98. Consider the following statements:

Reciprocal levelling eliminates the effect of

1. errors due to atmospheric refraction

2. errors due to earth’s curvature

3. errors due to line of collimation

4. mistake in taking levelling staff readings

Which of these statements are correct?

(a) 2, 3 and 4

(b) 1, 3 and 4

(c) 1, 2 and 3

(d) 1, 2 and 4

Q99. Calculate the reduced level (m) of a point A, if the staff reading at point A and

Benchmark are 2.9 m and 2.6 m respectively. The reduced level of the benchmark is

100 m.

(a) 97.22

(b) 100.3

(c) 105.3

(d) 99.7

Q100. Calculate the curvature correction (in m.) if distance between the instrument and

staff is 1000 m.

(a) –0.0785

(b) 0.0785

(c) –0.0673

(d) 0.0673

Q101. The sequent depth ratio of a hydraulic jump in a rectangular channel is 16.48.

what is the Froude number (approximate) at the beginning of the jump?

(a) 9.0

(b) 12.0

(c) 5.0

(d) 8.0

Q102. Match List – I with List – II and select the correct answer using the code given

below the lists:

List – I

A. Sudden closure of a sluice gate

B. Hydraulic jump in a stilling basin

C. Spreading of irrigation water in a field

D. Flow in a main irrigation canal

List- II

1. Uniform flow

2. Rapidly varied flow

3. Unsteady flow

4. Spatially varied flow

Code:

A B C D

(a) 1 2 4 3

(b) 3 2 4 1

(c) 1 4 2 3

(d) 3 4 2 1

Q103. A rectangular channel carries a uniform flow with a Froude number of 2.83. The

ration of critical depth to normal depth of the flow is:

(a) 1.68

(b) 2.83

(c) 2.00

(d) 4.75

Q104. For a hydraulically efficient rectangular channel of bed width 5m, the hydraulic

radius is equal to.

(a) 2.5 m

(b) 1.25 m

(c) 5 m

(d) 2 m

Q105. The working principle of Impulse turbines is

(a) Newton’s first law

(b) Newton’s second law

(c) Newton’s third law

(d) Conservation of mass

Q106. The velocity of wheel ‘u’ in Pelton wheel is

(a)

(b)

(c)

(d)

Q107. Which of the following is not correctly matched?

(a) Francis Turbine Impulse Turbine

(b) Pelton Turbine Impulse Turbine

(c) Kaplan Turbine Reaction Turbine

(d) Francis Turbine Reaction Turbine

Q108. Hydraulic grade line as compared to the Centre line of conduct ____________.

(a) Should be always above

(b) Should be always below

(c) Should always be parallel

(d) May be above or below

Q109. A cubical block of wood of 1 m side and density 500 kg/m³ floats in sea water of

density 1000 kg/m³. the depth of immersion of the block is:

(a) 23 cm

(b) 0.5 m

(c) 1 m

(d) 0.625 m

Q110. A 20 m high dam is filled with\water up to the top. The force acting on the vertical

dam wall (20 m high × 25 m. wide) is given as (consider density of water = 1000 kg/m³.

g = acceleration due to gravity):

(a) 1000 KN

(b) 25,000 N

(c) 5g MN

(d) 50,000/g KN

Q111. An object weighs 60 gm in air, 50 gm in water and 40 gm in oil. Then the specific

gravity of the oil will be __________.

(a) 0.25

(b) 1

(c) 1.5

(d) 2

Q112. A block of ice floating over water in a vessel slowly melts in it. The water level in

the vessel will

(a) start rising

(b) start falling

(c) will remain constant

(d) will depend on temperature of water

Q113. The flow in venturi flume takes place at

(a) atmospheric pressure

(b) at pressure greater than atmospheric pressure

(c) vacuum

(d) high pressure

Q114. Crude oil of kinematic viscosity 2.25 stokes flows through a 20 cm diameter pipe,

the rate of flow being 1.5 litres/s. the flow will be-

(a) Uncertain

(b) Laminar

(c) Turbulent

(d) Transition

Q115. A rectangular channel 3m wide is laid on a slope of 0.0002. When the depth of

flow in the channel is 1.5 m what is the average boundary shear stress (nearly)?

(a) 0.3 N/m²

(b) 0.15 N/m²

(c) 3.0 N/m²

(d) 1.5 N/m²

Q116. The population of a city in the year 2000 was 82,200. If average percent increase

in population per decade is 35%, the population of the city in the year 2020 estimated

geometrical increase will nearly be

(a) 1,45,810

(b) 1,48,810

(c) 1,49,810

(d) 1,50,810

Q117. Match List-I (Water quality) with List-II (Method of determination) and select the

correct answer:

List-I

A. Hardness

B. D.O.

C. Chloride

D. Chlorine

List-II

1. EDTA Method

2. Orthotodoline test

3. Mohr method

4. Winkler’s method

Codes:

(a) A-1, B-4, C-3, D-2

(b) A-1, B-4, C-2, D-3

(c) A-4, B-1, C-3, D-2

(d) A-1, B-4, C-2, D-3

Q118. The various treatment process in a water treatment plant are listed below:

1. Chlorination

2. Filtration

3. Flocculation

4. Coagulation

5. Sedimentation

The correct sequence of these processes in water treatment is

(a) 1, 2, 3, 4, 5

(b) 4, 3, 5, 2, 1

(c) 1, 2, 5, 3, 4

(d) 4, 5, 3, 1, 2

Q119. Chlorine usage in the treatment of 25000 m³/day of water has been 9 kg/day.

The residual chlorine after 10 minutes contact is 0.2 mg/l. The chlorine demand of water

would be nearly

(a) 0.12 mg/l

(b) 0.16 mg/l

(c) 0.22 mg/l

(d) 0.28 mg/l

Q120. The unit in which both sedimentation and digestion processes of sludge take

place simultaneously is called:

(a) Skimming tank

(b) Detritus tank

(c) Imhoff tank

(d) Digestion tank

Q121. Pollutant standards index (PSI) value in between 101-199 denotes the air quality

as ______

(a) Good

(b) Moderate

(c) Unhealthy

(d) Hazardous

Q122. Which one of the following is the correct statement?

A heterotroph is an organism that obtains

(a) Its cell carbon as well as its energy from organic matter.

(b) Its energy from a natural Ecosystem.

(c) Its cell carbon from an inorganic source.

(d) Its energy from the oxidation of simple inorganic compounds.

Q123. The average surface area of a reservoir in the month of June is 20 km². In the

same month, the average rate of inflow is 10 m³/s. outflow rate is 15 m³/s, monthly

rainfall is 10 cm, monthly seepage loss is 1.8 cm and the storage change is 16 million

m³. The evaporation (in cm) in that month is

(a) 46.8

(b) 136.0

(c) 13.6

(d) 23.4

Q124. A 3-hour storm on a small drainage basin produced rainfall intensities of 3.5

cm/hr, 4.2 cm/hr and 2.9 cm/hr in successive hours. If the surface runoff due to the

storm is 3 cm, then the value of will be

(a) 2.212 cm/hr

(b) 2.331 cm/hr

(c) 2.412 cm/hr

(d) 2.533 cm/hr

Q125. The type of rain-gauge commonly used in India for measuring rainfall is given by:

(a) weighing bucket type rain-gauge

(b) tipping bucket type rain-gauge

(c) floating type rain-gauge

(d) Simon’s rain-gauge

Q26. The mortar used for masonry construction are classified based on strength in IS

2250 and IS 1905 according to their designations The correct sequence of increasing

order of their strength is

(a)

(b)

(c)

(d)

Q27. The process of adding the cement in order to improve the quality of mortar is

known as ________.

(a) Gauging

(b) Slaking

(c) Reinforcing

(d) Ripening

Q28. Which type of rock is used for roofing?

(a) Slate

(b) Overburnt brick

(c) Basalt

(d) Granite

Q29. The subclassification of sedimentary rocks

(a) Volcanic and plutonic

(b) Mechanical, chemical, organic

(c) Intrusive, extrusive

(d) Stratified, unstratified

Q30. Consider the following statements:

kiln seasoning of timber results in:

(a) Reduced density

(b) Reduced life of timber

(c) Provide dimensional stability

Which of these statements is/are correct?

(a) a, b and c

(b) only a

(c) b and c

(d) a and c

Q31. In the cross-section of a timber, cambium layer can occur in

(a) inner bark and sap wood

(b) Pith and Heart wood

(c) Sap wood and Heart wood

(d) Outer bark and sap wood

Q32. Match List – I with List II and select the correct answer using the codes given the

lists:

List – I List – II

A. Deciduous 1. Soft wood

B. Conifer 2. Hard wood

C. Endogenous 3. Eucalyptus

D. Exogenous 4. Bamboo

Codes:

A B C D

(a) 1 2 3 4

(b) 2 1 3 4

(c) 2 1 4 3

(d) 1 2 4 3

Q33. According to IS 10262:1982, what should be the compressive strength of OPC of

grade C?

(a) 42.5 to 46.5 MPa

(b) 47.5 to 52.5 MPa

(c) 32.5 to 37.5 MPa

(d) 37.5 to 42.5 MPa

Q34. The four cross – section shown below are required to be ordered in the increasing

order of their respective shape factor

Which of the following order is correct?

(a) iii, I, iv, ii

(b) i, ii, iii, iv

(c) ii, iv, iii, i

(d) iv, ii, iii, i

Q35. The permissible stresses for main structural steel members under dynamic loads

should be increased by

(a) 33.33%

(b) 40%

(c) 25%

(d) 30%

Q36. For the fillet weld of size ‘S’ shown in the adjoining figure the effective throat

thickness is

(a) 0.61 S

(b) 0.62 S

(c) 0.64 S

(d) 0.65 S

Q37. The diameter of a rivet connecting plate of thickness 16 mm given by Unwin’s

formula is_________:

(a) 28 mm

(b) 23 mm

(c) 24 mm

(d) None of these

Q38. For an I-beam the shape factor is 1.12. the factor of safety in bending is 1.5. if the

allowable stress is increased by 20% for wind and earthquake loads, then the load

factor is

(a) 1.40

(b) 1.25

(c) 1.20

(d) 1.15

Q39. For maximum sagging bending moment at support in a continuous RC beam, live

load should be placed on

(a) spans adjacent to the support plus alternate spans

(b) al the spans except the spans adjacent to the support

(c) spans next to the adjacent spans of the support plus alternate spans

(d) spans adjacent to supports only

Q40. A reinforced cantilever beam of span 4 m, has a cross -section of 150 mm × 500

mm. if checked for lateral stability and deflection, the beam will

(a) fail in deflection only

(b) fail in lateral stability only

(c) fail in both deflection and lateral stability

(d) satisfy the requirements of deflection and lateral stability

Q41. A doubly reinforcement beams are provided:

1. when depth of the section is restricted.

2. To reduce deflection of beam.

3. To reduce torsional moment.

Which of the above statement is correct?

(a) Statement 3 only

(b) Statement 2 only

(c) Statement 1, 2 and 3 only

(d) Statement 1 only

Q42. The development length in compression for a 20 mm diameter deformed bar of

grade Fe 415 embedded in concrete of grade M 25 whose design bond stress is 1.40

N/mm², is

(a) 1489 mm

(b) 1289 mm

(c) 806 mm

(d) 645 mm

Q43. Spacing between lateral ties of RCC columns should not exceed:

(a) 150 mm

(b) 250 mm

(c) 300 mm

(d) 500 mm

Q44. According to working stress method, the limiting value of permissible tensile stresses

for a reinforced concrete member in tension for HYSD of grade Fe415 is:

(a) 190

(b) 230

(c) 250

(d) 415

Q45. Partial safety factors for concrete and steel respectively may be taken as:

(a) 1.5 and 1.15

(b) 1.5 and 1.78

(c) 3 and 1.78

(d) 3 and 1.2

L1Difficulty 1

Q46. A short column 300 mm × 300 mm is reinforced with 4 bars of 20 mm dia. (Fe-415

grade). If concrete is M-20 grade, the max. axial load allowed on it is:

(a) 1059.0

(b) 1159.0

(c) 1173.0

(d) None of these

Q47. While checking shear resistance of reinforced concrete beams for limit state of

collapse as per IS: 456, which one of the following nominal shear stress

recommendations is the be adhered to? ( is shear force at vertical cross-sectional, ‘b’

and ‘d’ are overall breadth and effective depth of beam respectively)

(a)

(b)

(c)

(d)

Q48. For the plane frame as shown in the figure, the degree of kinematic indeterminacy

neglecting axial deformation,

(a) 3

(b) 5

(c) 7

(d) 9

Q49. If a point load acting at the mid span of a fixed beam of uniform section produces

fixed end moment of 60 kNm, then same load spread uniformly over the entire span will

produce fixed end moments equal to:

(a) 20 kNm

(b) 30 kNm

(c) 40 kNm

(d) 45 kNm

Q50. The number of plastic hinges which will cause the overall total collapse of a

structure is:

(a) one more than the order of statically indeterminacy

(b) equal to order of statically indeterminacy

(c) one less than the order of statically indeterminacy

(d) non determinable

Q51. Influence lines usually represent the effect of which load among the following, only

at a specified point on structural member?

(a) Concentrated load

(b) Uniformly distributed load

(c) Uniformly varying load

(d) moving load

Q52. Match List-I with List-II and select the correct answer using the given below the

lists.

List-I List-II

A. Talus a. Soil transported by wind

B. Till b. Soil transported by gravity

C. Loess c. Soil transported by glaciers

D. Lacustrine d. Soil deposited in lake bed deposit

(a) A-a, B-c, C-b, D-d

(b) A-b, B-c, C-a, D-d

(c) A-a, B-b, C-d, D-c

(d) A-c, B-b, C-d, D-a

Q53. Consider the following statements in the context of aeoline soil.

A. The soil has low density and low compressibility.

B. The soil is deposited by wind.

C. The soil has low permeability.

Which of these statements are correct?

(a) All three

(b) Only B and C

(c) Only A and B

(d) Only A and C

Q54. Rise of water able in cohesionless soils up to ground surface. Reduces the net

ultimate bearing capacity approximately by

(a) 25%

(b) 50%

(c) 75%

(d) 90%

Q55. A soil has bulk density of 17.6 KN/m³ and water content 10%. if void ratio remains

constant then the bulk density for water content of 20% will be

(a) 16.13 KN/m³

(b) 19.20 KN/m³

(c) 19.36 KN/m³

(d) 17.6 KN/m³

Q56. A fully saturated soil has a water content of 200 percent. If G = 2.6, the void ratio

is:

(a) 1.3

(b) 2.6

(c) 5.2

(d) None of these above

Q57. A moist sample of soil weight 24 grams in a tin lid. The tin lid above weight 14

grams. The over dry weight of tin and sample is 22 grams. What is the water content of

the soil?

(a) 15.5%

(b) 39.5%

(c) 25%

(d) 60%

Q58. A given soil sample has the following given size analysis

<2.00mm-80% <0.66mm-60%

<0.075mm-30% <0.002mm-2%

<0.005mm-10%

(a) skip graded

(b) uniformly graded

(c) well graded

(d) average graded

Q59. A soil has a discharge velocity of 6 × m/s and void ratio of 0.5. What is its

seepage velocity?

(a) 3 × m/s

(b) 6 × m/s

(c) 12 × m/s

(d) 18 × m/s

Q60. For better strength and stability, what are the coarse grained and fine-grained soils

respectively compacted as?

(a) dry of OMC and wet of OMC

(b) wet of OMC and wet of OMC

(c) Wet of OMC and dry of OMC

(d) dry of OMC and dry of OMC

Q61. The void ratio pressure diagram is shown in the given figure. The coefficient of

compressibility is:

(a) 0.0050 m²/t

(b) 0.073 m²/t

(c) 0.20 m²/t

(d) 0.25 m²/t

Q62. Force F in the given figure equals to

(a) kN

(b) 2 kN

(c) – kN

(d) 3 kN

Q63. A cross – sectional bar of area 700 mm² is subjected to an axial load as shown in

the figure below what is the value of stress (MPa) in the section QR

(a) 30

(b) 40

(c) 50

(d) 60

Q64. Consider a bar of length l and tapering uniformly from diameter to and subjected

to axial load W. the extension of the bar will be

(a)

(b)

(c)

(d)

L1Difficulty 1

Q65. In two-dimensional stress strain analysis, the shear strain component along the xy

plane is written as ___.

(a)

(b)

(c)

(d)

Q66. Which formula CORRECTLY depicts the elongation in a composite body?

(a)

(b)

(c)

(d)

Q67. Which of the curve is best suited for linear elastic – perfectly plastic material?

(a)

(b)

(c)

(d)

Q68. The value of principal stress at a point in a plane stressed element is

Calculate the value of normal stress acting (MPa) at the angle of 45° at X axis.

(a) 250

(b) 500

(c) 750

(d) 1000

Q69. The magnitude of the normal stresses in the x and y direction is 100 MPa and 20

MPa respectively. both the stresses and tensile in nature. Determine the radius of the

Mohr’s circle (mm).

(a) 20

(b) 40

(c) 60

(d) 80

Q70. The bending moment diagram for a simply supported beam with a load at the mid-

span is a

(a) parabola

(b) hyperbola

(c) rectangle

(d) triangle

Q71. Consider the flowing statements:

1. On Planes having maximum and minimum principal stresses, there will be no normal stress.

2. Shear stresses on mutually perpendicular planes is numerically equal.

3. Maximum shear stress is equal to half the sum of the maximum and minimum principal stresses

Which of these statements is/are correct?

(a) 1 only

(b) 1 and 2

(c) 2 and 3

(d) 1 and 3

Q72. Which of the following statements are correct?

1. All load carrying members transmit load through basic modes of tension, compression,

torsion, and shear only.

2. Beams carry transverse load.

3. Combined loading is a complicated loading.

4. Nature of internal forces decide the aspect of combined loading

(a) 1 and 2

(b) 2 and 3

(c) 3 and 4

(d) 2 and 4

Q73. Which one of the following statements is correct?

(a) Maximum longitudinal reinforcement in an axially loaded short column is 6% of gross

sectional area

(b) Columns with circular section are provided with transverse reinforcement of helical

type only

(c) Spacing of lateral ties cannot be more than 16 times the diameter of the tie bar

(d) Longitudinal reinforcement bar need not be in contact with lateral ties.

Q74. Activity ‘C’ follows activity ‘A’ and activity ‘D’ follows activities ‘A’ and ‘B’. the

correct network for the projects is

(a)

(b)

(c)

(d)

Q75. Consider the following features/factors:

1. Projects are of the non-repetitive type

2. Time required need not be known

3. Time required is known precisely

4. Events have been established for planning

5. Emphasis is given to activities of project

PERT is preferred for planning because of

(a) 1, 2 and 4

(b) 3, 4 and 5

(c) 1, 3 and 4

(d) 1, 2 and 5

Q76. For a given activity, the optimistic time, pessimistic time and the most probable

estimates are 5, 17 and 8 days respectively. The expected time is

(a) 8 days

(b) 9 days

(c) 10 days

(d) 15 days

Q77. As per I.R.C. the super elevation to be provided in horizontal curves of radius R is

given by: –

(a)

(b)

(c)

(d)

Where V is the speed in km/h

Q78. What is the mechanical widening required for a pavement of width 7m on a

horizontal curve of radius 490m, if the longest wheel base of vehicle expected on the

road is 7.0m?

(a) 0.07 m

(b) 0.05 m

(c) 0.49m

(d) 0.1m

Q79. Assuming the safe stopping sight distance to be 80m on a flat highway section

and with a setback distance of 10m. what would be the radius of the negotiable

horizontal curve?

(a) 800 m

(b) 160 m

(c) 80 m

(d) 70 m

Q80. The ruling gradient in a hill road is 6% and a horizontal curve is provided for a

radius of 75 metres. The compensated gradient of the road will be

(a) 3%

(b) 4%

(c) 5%

(d) 6%

Q81. If L is length of vehicles in meters, C is the clear distance between two

consecutive vehicles (stopping sight distance), V is the speed of vehicles in km per

hour, the maximum number N of vehicles/hours is …………

(a)

(b)

(c)

(d)

Q82. If the jam density on a road designed for a free mean speed is 75 km/h is 100

vehicles/km, then the capacity flow will be:

(a) 1500

(b) 1875

(c) 2250

(d) 2760

Q83. California bearing ratio (CBR)

(a) is a measure of soil strength

(b) is a procedure for designing flexible pavements

(c) is a method of soil identification

(d) is a measure to indicate the relative strength of paving materials

Q84. The following test are conducted on the coarse aggregates for Road construction:

(a) Impact test, shape test and penetration test

(b) CBR value, Ductility test, Crushing test

(c) Bitumen Adhesion test, abrasion test

(d) Permeability test, crushing test, Viscosity test

Q85. The table below shows marshal mix design criteria for bituminous concrete.

Identify the correct specified value for the test property.

Test property Specified value

P) Marshall stability, 1) 75 to 85

Q) Flow value, 0.25 mm

units

2) 340 (minimum)

R) Air voids in total mix % 3) 3 to 5/3

S) Void filled with bitumen,

VFB%

4) 8 to 16/8

(a) P-1, Q-2, R-3, S-4

(b) P-2, Q-4, R-3, S-1

(c) P-4, Q-2, R-1, S-3

(d) P-3, Q-1, c-R, S-2

Q87. Find the number of sleepers required for 1280 m long B.G. track. Take sleeper

density (M +5) and length of rail as 12.8 m. (terms have their usual meaning)

(a) 1800

(b) 1000

(c) 1200

(d) 1500

Q88. The optimum depth of Kor watering for rice crop is

(a) 25.0 cm

(b) 23.0 cm

(c) 19.0 cm

(d) 13.5 cm

Q89. The intensity of irrigation for Kharif is 45% and that for Rabi is 60% then annual

intensity or irrigation is

(a) 60%

(b) 100%

(c) 105%

(d) None of the above

Q90. The maximum irrigation requirement of rice crop is exhibited its

(a) Maximum delta value

(b) Maximum duty value

(c) Minimum duty value

(d) None of the above

Q91. One of the benefits of lining water canals for irrigation is that, it:

(a) Helps increase the command area

(b) Increases potential chances of beaching

(c) Increases channel cross section

(d) Increases seepage of water

Q92. The length of a survey line when measured with a chain of 20 m nominal length

was found to be 840.5 m. If the chain used is 0.1 m too long, the correct length of the

measured line is:

(a) 844.7 m

(b) 845.7 m

(c) 846.7 m

(d) 847.7 m

Q93. In case of a direct Vernier scale–

(a) Smallest division is longer than smallest division of the main scale 1.

(b) Graduations increase in the same direction in which graduations of the main scale

increases

(c) Graduations increase in opposite direction in which graduations of the main scale

increase

(d) None of these

Q94. Match List-I (Corrections) with List-II (Name) and select the correct answer using

the codes given below the lists.

List-I

A.

B.

C.

D.

List-II

1. Pull correction

2. Sag correction

3. Temperature correction

4. Mean sea level correction

Codes

(a) A-4, B-1, C-3, D-2

(b) A-1, B-4, C-3, D-2

(c) A-3, B-2, C-1, D-4

(d) A-2, B-3, C-1, D-4

Q95. The magnetic bearing of a line is 50°30’ ad the magnetic declination is 4°30’ East.

The true bearing of a line will be

(a) 45°

(b) 50°

(c) 60°

(d) 55°

Q96. The following bearing were observed while traversing with a compass, which

stations are affected by local attraction?

Line F.B. B.B.

AB 104°30’ 284°30’

BC 48°15’ 226°0’

CD 290°30’ 115°15’

DA 180°15’ 357°15’

(a) C and D

(b) A and D

(c) A and B

(d) B and C

Q97. The difference between face left and face right observation of a theodolite is 3’.

The error is

(a) 3’

(b) 1°30”

(c) 45”

(d) 0’

Q98. Consider the following statements:

Reciprocal levelling eliminates the effect of

1. errors due to atmospheric refraction

2. errors due to earth’s curvature

3. errors due to line of collimation

4. mistake in taking levelling staff readings

Which of these statements are correct?

(a) 2, 3 and 4

(b) 1, 3 and 4

(c) 1, 2 and 3

(d) 1, 2 and 4

Q99. Calculate the reduced level (m) of a point A, if the staff reading at point A and

Benchmark are 2.9 m and 2.6 m respectively. The reduced level of the benchmark is

100 m.

(a) 97.22

(b) 100.3

(c) 105.3

(d) 99.7

Q100. Calculate the curvature correction (in m.) if distance between the instrument and

staff is 1000 m.

(a) –0.0785

(b) 0.0785

(c) –0.0673

(d) 0.0673

Q101. The sequent depth ratio of a hydraulic jump in a rectangular channel is 16.48.

what is the Froude number (approximate) at the beginning of the jump?

(a) 9.0

(b) 12.0

(c) 5.0

(d) 8.0

Q102. Match List – I with List – II and select the correct answer using the code given

below the lists:

List – I

A. Sudden closure of a sluice gate

B. Hydraulic jump in a stilling basin

C. Spreading of irrigation water in a field

D. Flow in a main irrigation canal

List- II

1. Uniform flow

2. Rapidly varied flow

3. Unsteady flow

4. Spatially varied flow

Code:

A B C D

(a) 1 2 4 3

(b) 3 2 4 1

(c) 1 4 2 3

(d) 3 4 2 1

Q103. A rectangular channel carries a uniform flow with a Froude number of 2.83. The

ration of critical depth to normal depth of the flow is:

(a) 1.68

(b) 2.83

(c) 2.00

(d) 4.75

Q104. For a hydraulically efficient rectangular channel of bed width 5m, the hydraulic

radius is equal to.

(a) 2.5 m

(b) 1.25 m

(c) 5 m

(d) 2 m

Q105. The working principle of Impulse turbines is

(a) Newton’s first law

(b) Newton’s second law

(c) Newton’s third law

(d) Conservation of mass

Q106. The velocity of wheel ‘u’ in Pelton wheel is

(a)

(b)

(c)

(d)

Q107. Which of the following is not correctly matched?

(a) Francis Turbine Impulse Turbine

(b) Pelton Turbine Impulse Turbine

(c) Kaplan Turbine Reaction Turbine

(d) Francis Turbine Reaction Turbine

Q108. Hydraulic grade line as compared to the Centre line of conduct ____________.

(a) Should be always above

(b) Should be always below

(c) Should always be parallel

(d) May be above or below

Q109. A cubical block of wood of 1 m side and density 500 kg/m³ floats in sea water of

density 1000 kg/m³. the depth of immersion of the block is:

(a) 23 cm

(b) 0.5 m

(c) 1 m

(d) 0.625 m

Q110. A 20 m high dam is filled with\water up to the top. The force acting on the vertical

dam wall (20 m high × 25 m. wide) is given as (consider density of water = 1000 kg/m³.

g = acceleration due to gravity):

(a) 1000 KN

(b) 25,000 N

(c) 5g MN

(d) 50,000/g KN

Q111. An object weighs 60 gm in air, 50 gm in water and 40 gm in oil. Then the specific

gravity of the oil will be __________.

(a) 0.25

(b) 1

(c) 1.5

(d) 2

Q112. A block of ice floating over water in a vessel slowly melts in it. The water level in

the vessel will

(a) start rising

(b) start falling

(c) will remain constant

(d) will depend on temperature of water

Q113. The flow in venturi flume takes place at

(a) atmospheric pressure

(b) at pressure greater than atmospheric pressure

(c) vacuum

(d) high pressure

Q114. Crude oil of kinematic viscosity 2.25 stokes flows through a 20 cm diameter pipe,

the rate of flow being 1.5 litres/s. the flow will be-

(a) Uncertain

(b) Laminar

(c) Turbulent

(d) Transition

Q115. A rectangular channel 3m wide is laid on a slope of 0.0002. When the depth of

flow in the channel is 1.5 m what is the average boundary shear stress (nearly)?

(a) 0.3 N/m²

(b) 0.15 N/m²

(c) 3.0 N/m²

(d) 1.5 N/m²

Q116. The population of a city in the year 2000 was 82,200. If average percent increase

in population per decade is 35%, the population of the city in the year 2020 estimated

geometrical increase will nearly be

(a) 1,45,810

(b) 1,48,810

(c) 1,49,810

(d) 1,50,810

Q117. Match List-I (Water quality) with List-II (Method of determination) and select the

correct answer:

List-I

A. Hardness

B. D.O.

C. Chloride

D. Chlorine

List-II

1. EDTA Method

2. Orthotodoline test

3. Mohr method

4. Winkler’s method

Codes:

(a) A-1, B-4, C-3, D-2

(b) A-1, B-4, C-2, D-3

(c) A-4, B-1, C-3, D-2

(d) A-1, B-4, C-2, D-3

Q118. The various treatment process in a water treatment plant are listed below:

1. Chlorination

2. Filtration

3. Flocculation

4. Coagulation

5. Sedimentation

The correct sequence of these processes in water treatment is

(a) 1, 2, 3, 4, 5

(b) 4, 3, 5, 2, 1

(c) 1, 2, 5, 3, 4

(d) 4, 5, 3, 1, 2

Q119. Chlorine usage in the treatment of 25000 m³/day of water has been 9 kg/day.

The residual chlorine after 10 minutes contact is 0.2 mg/l. The chlorine demand of water

would be nearly

(a) 0.12 mg/l

(b) 0.16 mg/l

(c) 0.22 mg/l

(d) 0.28 mg/l

Q120. The unit in which both sedimentation and digestion processes of sludge take

place simultaneously is called:

(a) Skimming tank

(b) Detritus tank

(c) Imhoff tank

(d) Digestion tank

Q121. Pollutant standards index (PSI) value in between 101-199 denotes the air quality

as ______

(a) Good

(b) Moderate

(c) Unhealthy

(d) Hazardous

Q122. Which one of the following is the correct statement?

A heterotroph is an organism that obtains

(a) Its cell carbon as well as its energy from organic matter.

(b) Its energy from a natural Ecosystem.

(c) Its cell carbon from an inorganic source.

(d) Its energy from the oxidation of simple inorganic compounds.

Q123. The average surface area of a reservoir in the month of June is 20 km². In the

same month, the average rate of inflow is 10 m³/s. outflow rate is 15 m³/s, monthly

rainfall is 10 cm, monthly seepage loss is 1.8 cm and the storage change is 16 million

m³. The evaporation (in cm) in that month is

(a) 46.8

(b) 136.0

(c) 13.6

(d) 23.4

Q124. A 3-hour storm on a small drainage basin produced rainfall intensities of 3.5

cm/hr, 4.2 cm/hr and 2.9 cm/hr in successive hours. If the surface runoff due to the

storm is 3 cm, then the value of will be

(a) 2.212 cm/hr

(b) 2.331 cm/hr

(c) 2.412 cm/hr

(d) 2.533 cm/hr

Q125. The type of rain-gauge commonly used in India for measuring rainfall is given by:

(a) weighing bucket type rain-gauge

(b) tipping bucket type rain-gauge

(c) floating type rain-gauge

(d) Simon’s rain-gauge

## UPPSC Polytechnic Lecturer Civil Engineering Solution PDF

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