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Question for SMC Assistant Engineer Civil - Quiz / Questions / MCQ in English

Last Update on : October 13, 2026

Duration: 120 · Questions: 70 · Max Marks: 70

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To boost your performance in SMC Assistant Engineer Civil exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in SMC Assistant Engineer Civil exams.

Latest SMC Assistant Engineer Civil Exam Question (Objective Questions), MCQ in English

Subjects : Concerned Subject (Civil)

Question Bank SMC Assistant Engineer (Civil) Exam - English

Concerned Subject (Civil)

Q 1 :
A water supply distribution system for an averagely-populated township is to be designed for
  1. A.Maximum daily demand 
  2. B.Maximum hourly demand and fire demand 
  3. C.Average demand 
  4. D.Maximum daily demand and fire demand or maximum hourly demand, whichever is higher
Q 2 :
 A combined sewerage system is more appropriate for developed areas where
  1. A.Rainfall occurs for a very few days in a year 
  2. B.Rainfall occurs almost uniformly throughout the year 
  3. C.Air temperatures are nearly uniform throughout the year 
  4. D.Air temperatures through the year include extremes during certain runs of days 
Q 3 :
100 m3 of sludge holds a moisture content of 95%. If its moisture content chagnes to 90%, the volume of this sludge will then be
  1. A.40.5m3
  2. B.50m3
  3. C.75m3
  4. D.94.7m3
Q 4 :
The design overflow rate of a sedimentation tank is chosen considering
  1. A.Flow rate through the tank 
  2. B.Diameter of the particle intended to be removed 
  3. C.Volume of the sedimentation tank 
  4. D.Detention time in the tank
Q 5 :
Consider the following statements in respect of flow equalization in a waste water treatment plant : 
1. Biological treatment is enhanced because shock loadings are eliminated or minimized
2. Flow equalizations is an attractive option for upgrading the performance of overloaded treatment plants.
3. Inhibiting substances can be diluted and pH can be stabilized
4. Thickening performance of primary sedimentation tanks following grit removal is improved.
 Which of the above statements are correct? 
  1. A.1, 2, 3 and 4 
  2. B.1, 2 and 3 only 
  3. C.1, 2 and 4 only 
  4. D.3 and 4 only   
Q 6 :
A drain carrying 5m3/s of wastewater with its BOD of 100mg/l joins a stream carrying 50 m3/ s flow with its BOD of 5mg/l. What will be the value of the BOD of the combined flow after complete mixing?
  1. A.3.6 mg/l
  2. B.13.6 mg/l
  3. C.33.6 mg/l
  4. D.53.6 mg/l
Q 7 :
Consider the following statements in respect of aerated grit chamber:
1. The grit accumulates at the bottom in advancing spiral-flow aeration tanks, location ally preceded by grit chambers, led to the eventual development of aerated grit chambers.
2. The excessive wear on grit handling equipment is a major factor for the popularity of aerated grit chambers.
3. Aerated grit chambers are designed to provide detention period of 1 minute at maximum rate of flow.  
4. Diffusers are located at 0.45 m to 0.6 m above the bottom of teh chamber.
Which of the above statements are correct? 
  1. A.1, 2 and 3 only 
  2. B.3 and 4 only 
  3. C.1, 2 and 4 only 
  4. D.1, 2, 3 and 4
Q 8 :
Quick sand condition occurs when 
  1. A.the void ratio of the soil becomes 1.0  
  2. B.the upward seepage pressure in soil becomes zero 
  3. C.the upward seepage pressure in soil becones equal to the saturated unit weight of he soil 
  4. D.the upward seepage pressure in soil becomes equal to he submerged unit weight of the soil 
Q 9 :
The side of a square land was measured as 150 m and is in error by 0.05 m. What is the corresponding error in the computed area of the land.
  1. A.5 m2
  2. B.25 m2
  3. C.10 m2
  4. D.20 m2 
Q 10 :
Consider the following statements in respect of anaerobic sludge digester:
1. It is less expensive compared to several other methods available.
2. Processing of separable solids impacts the environment to a minimum
3. Quantity of separated solids requiring disposal is minimal
4. Digested sludge is very readily dewaterable.
Which of the above statements are correct? 
  1. A.1, 2, 3 and 4 
  2. B.1, 2 and 3 only 
  3. C.3 and 4 only 
  4. D.1, 2 and 4 only
Q 11 :
Consider the following statements :
1. There will be no defects in select grade timbers.
2. The codal values for strength of grade-II timer without defects may be reduced by 37.5%.
3. For timber used as columns, the permissible stress in ungraded timbers is adopted with a multiplying factor of 0.50.
4. In case of wind force and earthquakes, a modification factor of 1.33 is adopted. Which of the above statements are correct ? 
  1. A.1 and 3 only
  2. B.1 and 4 only
  3. C.2 and 4 only
  4. D.2 and 3 only
Q 12 :
Consider the following statements regarding timber :
1. The strength of timber increases by Kiln seasoning.
 2. Cutting of wood is to be done prior to treatment.
3. Water seasoning is good for prevention of warping.
4. ASCU treatment enhances the strength of wood. Which of the above statements are correct ?
  1. A.1, 2 and 3 only
  2. B.2, 3 and 4 only
  3. C.1, 3 and 4 only
  4. D.1, 2, 3 and 4
Q 13 :
Gase(s) emitted during rotting or decomposition of timber is /are mainly
  1. A.Methane and Hydrogen
  2. B.Hydrogen Sulphide
  3. C.Carbonic acid and Hydrogen
  4. D.Ammonia
Q 14 :
Efflorescence of bricks is due to
  1. A.Excessive burning of bricks
  2. B.High silt content in brick clay
  3. C.High porosity of bricks
  4. D.Soluble salts present in parent clay
Q 15 :
Disintegration of bricks masonry walls is primarily due to
1. Efflorescence
2. Magnesium sulphate in brick  
3. Calcined clay admixtures
4. Kankar nodules
Which of the a above statements are correct ? 
  1. A.1, 2 and 3 only
  2. B.1, 2 and 4 only
  3. C.3 and 4 only
  4. D.1, 2, 3 and 4
Q 16 :
Consider the following statements:
1. IS 3583 refers to Burnt Clay Paving Bricks.
2. IS 5779 refers to Burnt Clay Soling Bricks.
3. IS 3952 refers to Burnt Clay Hollow Bricks.
4. IS 2222 refers to Burnt Clay Lay Bricks.
Which of the above statements are correct?
  1. A.1, 2 and 3 only
  2. B.1, 2 and 4 only
  3. C.3 and 4 only
  4. D.1, 2, 3 and 4
Q 17 :
Consider the following statements:
1. A high aggregate impact value indicates strong aggregates.
2. A low aggregate crushing value indicates high crushing strength of aggregates.
3. Aggregates having elongation index values greater than 15% are generally considered suitable for pavement construction.
4. Flakiness index of aggregates should not be less than 25% for use in road construction.
Which of the above statements are correct?
  1. A.2 and 3 only
  2. B.2 and 4 only
  3. C.1 and 3 only
  4. D.1 and 4 only
Q 18 :
Consider the following statements regarding refractory bricks in furnaces:
1. The furnace is fired at temperatures more than 1700°C.
2. Silica content in the soil should be less than 40%.
3. Water absorption of bricks should not exceed 10%
4. Chrome bricks are known as basic bricks. Which of the above statements are correct?
  1. A.1 and 2 only
  2. B.2 and 4 only
  3. C.1 and 3 only
  4. D.3 and 4 only
Q 19 :
Consider the following statements about lime:
1. Calcination of limestone results in quick lime.
2. Lime produced from pure variety of chalk is hydraulic lime.
3. Hydrated lime is obtained by treating quick lime with water.
Which of the above statements are correct?
  1. A.1, 2 and 3
  2. B.1 and 2 only
  3. C.2 and 3 only
  4. D.1 and 3 only
Q 20 :
Consider the following statements:
1. If more water is added to concrete for increasing its workability, it results into concrete of low strength.
2. No slump is an indication of a good workable concrete.
3. Higher the slump of concrete, lower will be its workability.
4. Workability of concrete is affected by water content as well as water-cement ratio.
Which of the above statements are correct?
  1. A.1 and 3 only
  2. B.2 and 3 only
  3. C.1 and 4 only
  4. D.2 and 4 only
Q 21 :
One bag of Portland cement, 50 kg in weight, would normally have a bulk volume of
  1. A.30 l 
  2. B.35 l
  3. C.40 l
  4. D.45 l
Q 22 :
AsCu, a preservative for wood, developed by the Forest Research Institute, Dehradun, comprises of chemicals:
  1. A.1 : 1 : 1
  2. B.1 : 2 : 3
  3. C.1 : 2 : 4
  4. D.1 : 3 : 4
Q 23 :
Consider the following statements related to autoclave bricks:
1.Less water absorption compared to other bricks.
2.Noise reduction
3.It is cheap compared to other types of bricks.
4.Requirement of bulk volume of mortar in joints being relatively less compared to other types of brick masonry.
5.Not recommended for outer walls. 
Which of the above statements are relevant to the use of ‘autoclave’ bricks? 
  1. A.1, 2 and 4
  2. B.1, 3 and 5
  3. C.2, 3 and 4
  4. D.2, 4 and 5
Q 24 :
The minimum number of annular rings to be seen in every 2.54 cm in the radial direction from the core for timber to be classified as ‘Dense’ is
  1. A.10
  2. B.20
  3. C.25
  4. D.30
Q 25 :
If the actual thickness of a brick masonry wall is 19 cm, its effective length is 2.70 m, its effective height is 2.82 m and its code specified stiffening coefficient is 1.2 then, for design considerations, the slenderness ratio of the wall will be taken as
  1. A.11.8
  2. B.12.4
  3. C.14.2 
  4. D.14.8
Q 26 :
Consider the following forms of water in a hydrated cement paste:
1.Capillary water
2.Chemically combined water
3.Interlayer water
4.Adsorbed water 
Which of the above forms of water will, on its/their removal, cause shrinkage of the paste? 
  1. A.1, 2 and 3
  2. B.1, 2 and 4
  3. C.2, 3 and 4
  4. D.1, 3 and 4
Q 27 :
Consider the following statements:High early strength of cement is obtained as a result of
1.Fine grinding.
2.Decreasing the lime content
3.Burning at higher temperature
4.Increasing the quality of gypsum. 
Which of the above statements are correct? 
  1. A.1 and 2
  2. B.1 and 3
  3. C.2 and 3
  4. D.3 and 4
Q 28 :
Consider the following statements related to ‘composite mortar’:
1.Addition of lime to cement mortar improves its workability
2.Composite mortar is obtained by adding 10% by weight of cement and mixing with water.
3.Composite mortar is not preferred in tall buildings.
4.Mechanical grinding is essential for developing composite mortar.Which of the above statements are true in this case? 
  1. A.1, 2 and  3 only
  2. B.1, 3 and  4 only
  3. C.2, 3 and  4 only
  4. D.1, 2, 3 and 4
Q 29 :
Consider the following statements related to ‘non-destructive testing’ of concrete:
1.Indentation test is used to assess the quality of concrete.
2.Resonant Frequency Method is based on a laboratory test.
3.Compressive strength of concrete is estimated through Pulse Velocity Measurement.
4.Dynamic modulus of Elasticity is determined by a Sonometer Test.
5.Thickness of concrete can be estimated by in-situ Rebound Hammer Test. 
Which of the above statements are correct? 
  1. A.1, 2 and 3 only
  2. B.1, 2 and 5 only
  3. C.1, 2, 3 and 4 only
  4. D.1, 2, 3, 4 and 5 
Q 30 :
What is the amount of water required for a workable RC of mix 1 : 2: 4 by weight., when W/C is 0-60 and unit weight of concrete is 2400 kg/m3?
  1. A.165 l
  2. B.205 l
  3. C.245 l
  4. D.285 l 
Q 31 :
Which IS code is used for classification of timber for seasoning purposes?
  1. A.IS : 4970-1973
  2. B.IS : 1708-1969
  3. C.IS : 1141-1958
  4. D.IS : 399-1963 
Q 32 :
Consider the following with regard to the application of preservation of timber:
1.Increase in the life span of the member
2.Increase in the strength of the timber
3.Removal of moisture
4.Prevention of growth of fungi by killing them 
Which of the above are correct?
  1. A.1, 2, 3 and 4
  2. B.2 and 4 only
  3. C.1 and 4 only
  4. D.2 and 3 only
Q 33 :
The plies in plywood are so placed that the grains of each ply are
  1. A.Parallel to each other
  2. B.At right angle to one another
  3. C.45° oblique to adjacent grain
  4. D.Not constrained by any consideration
Q 34 :
Which of the following is an ODD one as regards ‘requirement of good brick-earth’?
  1. A.It must be free from lumps of lime
  2. B.It should not be mixed with salty water
  3. C.It must be non-homogeneous
  4. D.It should not contain vegetable and organic matter 
Q 35 :
The compressive strength of heavy-duty bricks, as per IS : 2980-1962, should not be less than
  1. A.440 kg/cm2
  2. B.175 kg/cm2
  3. C.100kg/cm2
  4. D.75kg/cm2 
Q 36 :
What will be the depth of penetration of the plunger in Vicat Apparatus (IS : 5513 - 1976) from the bottom of the Vicat Mould, when the cement paste is tested for standard consistency, according to IS 4031 – 1988 ?
  1. A.11 to 15 mm
  2. B.8 to 10 mm
  3. C.15 to 17 mm
  4. D.5 to 7 mm
Q 37 :
Two sewer pipelines A and B (having the same diameter and made of the same material) are laid at a bed slope of 1 in 225 and 1 in 625, respectively. Determine the ratio of their carrying capacities (QA to QB) .
  1. C.1
Q 38 :
Select the correct statement with respect to an over - reinforced cement concrete section under the working stress method .
  1. A.The compressive stress in steel reaches the allowable limit before the maximum tensile stress in concrete reaches the allowable limit
  2. B.Tensile steel stress and maximum compressive stress in concrete simultaneously reach their allowable limits
  3. C.The allowable limiting stress is reached in concrete before the steel stress reaches the limiting value
  4. D.The tensile stress in steel reaches the allowable limit before the maximum compressive stress in concrete reaches the allowable limit
Q 39 :
A cantilever beam of span L is built - in at the support. It is restrained against lateral deflection and torsion at the free end. The effective length of compression flange for the beam as per IS 800 : 2007 is
  1. A.​​0.5 L
  2. B.0.85 L
  3. C.2 L
  4. D.0.75 L
Q 40 :
What is the principle of plane surveying ?
  1. A.Working from part to whole
  2. B.Working from point to area
  3. C.Working from angle to volume
  4. D.Working from whole to part
Q 41 :
According is IS 5968 : 1987, the minimum radius of radius of curve to be provided in the alignment of unlined canals carrying a discharge of less than 30 cumecs up to 15 cumecs is :
  1. A.100 m
  2. B.1000 m
  3. C.600 m
  4. D.150 m
Q 42 :
A Pelton wheel is to be designed for a pitch diameter of 1 m and jet diameter of 0.1 m. The number of buckets on the runner computed by Taygun’s formula is :
  1. A.20
  2. B.25
  3. C.15
  4. D.10
Q 43 :
What is the effect of fly ash in concrete ?
  1. A.Reduces the secondary hydration process
  2. B.Increases the heat of hydration
  3. C.Increases the amount of air entrainment
  4. D.Reduces the heat of hydration
Q 44 :
As per IS 456 : 2000, the minimum grade of concrete to be used for plain concrete and reinforced concrete, respectively, in concrete works exposed directly along the sea coast are :
  1. A.M 20 and M 30
  2. B.M 20 and M 25
  3. C.M 22 and M 40
  4. D.M 15 and M 25
Q 45 :
Identify the property that changes as a function of the geometrical dimensions of a section in structural materials :
  1. A.Mass density
  2. B.Moment of inertia
  3. C.Poission’s ratio
  4. D.Modulus of elasticity
Q 46 :
As per IRC (Indian Roads Congress) recommendation, what will be the designed stopping sight distance (in metres) at the vehicle speed of 80 km/h on a rural highway ?
  1. A.120
  2. B.140
  3. C.70
  4. D.60
Q 47 :
No deduction is made in the quantity estimation for plastering work in cement mortar for openings having size up to :
  1. A.0.5 m2
  2. B.1.0 m2
  3. C.3 m2
  4. D.0.75 m2
Q 48 :
What is the height of slump cone mould used for testing the workability of the concrete ?
  1. A.20 cm
  2. B.10 cm
  3. C.30 cm
  4. D.25 cm
Q 49 :
Select the correct option with regard in the following statements (S1, S2) pertaining to pavements .
S1 : Present serviceability index is used for the functional evaluation of pavement surface condition
S2 : Rigid pavements are less affected by temperature variations than flexible pavements
  1. A.Statements S1 is true and Statement S2 is false
  2. B.Both statements S1 and S2 are false
  3. C.Statements S1 is false and Statement S2 is true
  4. D.Both statements S1 and S2 are true
Q 50 :
If the quadrantal bearing of a line AB is S 31'35' E, then its whole circle bearing is equal in :
  1. A.121o25'
  2. B.148o25'
  3. C.58o25'
  4. D.211o25'

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