Q.1) Which equipment is NOT used for compacting cohesionless soils?
A) Smooth wheel
B) Vibratory roller
C) Sheep foot roller
D) Pneumatic roller
Option (C)
Q.2) If for a given length of channel, the velocity of flow, depth of flow, slope of channel and cross-section remains constant, the flow is said to be –
A) Uniform flow
B) Laminar flow
C) Stream flow
D) Steady flow
Option (A)
Q.3) Maximum water content at which a reduction in water content will NOT cause a decrease in the volume of soil mass is known as –
A) Shrinkage limit
B) Liquidity index
C) Liquid limit
D) Plastic limit
Option (A)
Q.4) Type of spillway which make use of the difference in height between the intake and the outlet to create a pressure difference needed to remove excess water :
A) Stepped spillway
B) Chute spillway
C) Bell mouth spillway
D) Siphon spillway
Option (D)
Q.5) According to the IS classification, a soil is described by symbol MH. The soil is –
A) Well-graded gravel
B) Well-graded sand
C) Clayey-sand
D) Inorganic silt of high compressibility
Option (D)
Q.6) The constituents of varnish are :
A) An inert extender, driers and solvents
B) Resins, colouring pigments and solvents
C) An inert extender, resins and solvents
D) Resins, driers and solvents
Option (D)
Q.7) If the plastic limit of a soil is 20% and plasticity index is 8%, then its liquid limit will be –
A) 2.5%
B) 0.4%
C) 12%
D) 28%
Option (D)
Q.8) The sewer that receives sewage from collecting system and conducts it to a point of final disposal point is :
A) Outfall sewer
B) Trunk sewer
C) Lateral sewer
D) House sewer
Option (A)
Q.9) Dilatancy correction for SPT ‘N’ value is applied to :
A) Dry clays
B) Saturated gravel
C) Fine silty saturated sand
D) Fine silty dry sand
Option (C)
Q.10) In a plasticity chart, the ‘A’ line is expressed as :
A) Ip = 0.85 (20 – W L)
B) Ip = 0.73 (WL – 20)
C) Ip = 0.73/(20 – WL)
D) Ip = 0.73 (20 – WL)
Option (B)
Q.11) The main function of base in oil paint is to :
A) Accelerate the process of drying of the paint
B) Reduce the cost
C) Help in spreading the paint evenly on the surface
D) Provide an opaque coating which would hide the surface to be painted
Option (D)
Q.12) The watershed line –
A) Combines the drainage area
B) In perpendicular to the contour lines
C) Is parallel to the contour lines
D) Always runs along the contour lines
Option (B)
Q.13) Absolute pressure is equal to :
A) Vacuum pressure – Gauge pressure
B) Atmospheric pressure – Gauge pressure
C) Vacuum pressure + Gauge pressure
D) Atmospheric pressure + Gauge pressure
Option (D)
Q.14) In water distribution system, the balancing storage can be worked out by :
A) Mass curve
B) Hyetograph
C) Frequency distribution curve
D) DAD curve
Option (A)
Q.15) Formula used in the correction of curvature is :
A) 7.849 d2
B) 0.7849 d2
C) 0.07849 d2
D) 0.007849 d2
Option (C)
Q.16) The treatment given to the varnished surface to modify its elegance and obtain a highly pleasing lustrous surface is called –
A) Oiling
B) Painting
C) Knotting
D) Wax polishing
Option (D)
Q.17) For separate sewerage system most suitable section of a sewer is :
A) Circular sewers
B) Rectangular sewers
C) Parabolic sewers
D) Oval shaped sewers
Option (A)
Q.18) Sewers are designed as –
A) Closed system
B) Open channel
C) Pipe
D) Pressurized flow
Option (B)
Q.19) Which among the following water content determination method is an in-situ test?
A) Oven drying method
B) Calcium carbide method
C) Radiation method
D) Sand bath method
Option (C)
Q.20) Consumption of higher concentration of fluorides exceeding 1.5 mg/L may cause :
A) Argyria
B) Fluorosis
C) Arsenicosis
D) Blue baby disease
Option (B)
