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ce15

Civil Engineering || MCQ – 15 || 20 MCQs

Posted on July 25, 2021July 11, 2021 By Civil Vedant

Q.1) The flow velocity through sewer is independent of :

A) Material of pipe

B) Its grade

C) Its length

D) Its diameter

Answer

Option (C)

Q.2) Pore water from the soil escapes when a load is applied on it. This process is known as –

A) Boiling

B) Compaction

C) Effective stress distribution

D) Consolidation

Answer

Option (D)

Q.3) A pipe carrying waste water from a building to the immediate point of its disposal is called :

A) Intercepting sewer

B) Main sewer

C) Lateral sewer

D) House sewer

Answer

Option (D)

Q.4) Specific gravity of bitumen ranges between :

A) 1.05 – 1.41

B) 0.97 – 1.02

C) 0.61 – 0.76

D) 0.82 – 0.95

Answer

Option (B)

Q.5) The incrustation of the well pipe cannot be reduced by :

A) Adding calcium carbonate

B) Properly maintaining and periodically cleaning the well screens

C) Using screens having larger area openings

D) Reducing the drawdown and hence pumping rate

Answer

Option (A)

Q.6) The line passing through the intersection of the horizontal and vertical cross hairs and optical centre of the object glass and its continuation is :

A) Vertical axis

B) Swing line

C) Line of collimation

D) Horizontal axis

Answer

Option (C)

Q.7) In Portland cement, the C3S and C2S present in their impure form are called as :

A) Alite and felite

B) Alite and belite

C) Alite and celite

D) Belite and felite

Answer

Option (B)

Q.8) Width of test pit in plate load test should be atleast –

A) 5 x test plate width

B) 14 x test plate width

C) 12 x test plate width

D) 9 x test plate width

Answer

Option (A)

Q.9) Soil sample having most of the particles of all sizes termed as –

A) Well-graded

B) Gap-graded

C) Uniformly-graded

D) Skip-graded

Answer

Option (A)

Q.10) If the void ratio of a soil sample is 0.42, its porosity will be :

A) 31.45%

B) 42.00%

C) 29.50%

D) 72.41%

Answer

Option (C)

Q.11) Slow sand filters are cleaned at an interval of :

A) 1 – 3 days

B) 1 – 3 years

C) 1 – 3 Hrs

D) 1 – 3 months

Answer

Option (D)

Q.12) When an aquifer is confined on its upper and undersurface, by impervious rock formation is termed as :

A) Unconfined aquifer

B) Non-artesian aquifer

C) Perched aquifer

D) Confined aquifer

Answer

Option (D)

Q.13) A concrete or masonry structure placed in an open channel over which the flow occurs is called :

A) Orifice

B) Weir

C) Mouthpiece

D) Notch

Answer

Option (B)

Q.14) Which type of paint is obtained by adding a base like white lead or zinc white to a vehicle which is a varnish?

A) Silicate paint

B) Plastic paint

C) Aluminium paint

D) Enamel paint

Answer

Option (D)

Q.15) Bernoulli’s equation will not be used in –

A) Pitot tube

B) Centrifugal pump

C) Orifice meter

D) Venturimeter

Answer

Option (B)

Q.16) The less offensive liquid waste from bathrooms, kitchens, wash basin etc. collectively called as :

A) Garbage

B) Sewage

C) Sullage

D) Yellow water

Answer

Option (C)

Q.17) In a direct shear test, as the test progresses, the area under shear –

A) Remains same

B) Drastically increases

C) Gradually decreases

D) Gradually increases

Answer

Option (C)

Q.18) If the soil is fully saturated, then it is said to be :

A) Two-phase system with soil and water

B) Three-phase system

C) Two-phase system with soil and air

D) One-phase system with soil

Answer

Option (A)

Q.19) …………….is used as a solvent in making ‘cut back’ bitumen.

A) Kerosene

B) Petrol

C) Diesel

D) Turpentine

Answer

Option (A)

Q.20) Which law is applicable to explain sedimentation?

A) Newton’s law

B) Hazen’s law

C) Stokes law

D) All of the above

Answer

Option (D)

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Civil Engg. Tags:civil engineering mcqs for railway, civil engineering objective questions, civil engineering objective questions for ssc, civil engineering questions mcq

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