Q.1) The flow velocity through sewer is independent of :
A) Material of pipe
B) Its grade
C) Its length
D) Its diameter
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
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
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
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
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
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
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
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
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%
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
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
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
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
Option (D)
Q.15) Bernoulli’s equation will not be used in –
A) Pitot tube
B) Centrifugal pump
C) Orifice meter
D) Venturimeter
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
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
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
Option (A)
Q.19) …………….is used as a solvent in making ‘cut back’ bitumen.
A) Kerosene
B) Petrol
C) Diesel
D) Turpentine
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
Option (D)
