In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept________________?
A. 10.0
B. 5.0
C. 2.0
D. 0.25
Civil Engineering Mcqs
House connections to the laterals is generally made by___________________?
House connections to the laterals is generally made by___________________?
A. R.C.C.
B. P.C.C.
C. Cast iron
D. Glazed stonewares
In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is_________________?
In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is_________________?
A. 2.25
B. 2.50
C. 2.55
D. 2.65
In olden days the type of section adopted in trunk and out fall sewers was__________________?
In olden days the type of section adopted in trunk and out fall sewers was__________________?
A. Parabolic shaped
B. Horse shoe shaped
C. Egg shaped
D. Circular shaped
Which one of the following resists hydrogen sulphide corrosion ?
Which one of the following resists hydrogen sulphide corrosion ?
A. R.C.C.
B. Glazed stone wares
C. Asbestos cement
D. Glazed ware
The ratio of design discharge to the surface area of a sedimentation tank is called____________________?
The ratio of design discharge to the surface area of a sedimentation tank is called____________________?
A. Surface loading
B. Overflow rate
C. Overflow velocity
D. All of these
Discrete or granular particles change their_________________ ?
Discrete or granular particles change their_________________ ?
A. Size
B. Shape
C. Weight
D. None of these
Imhoff cone is used to determine_____________________?
Imhoff cone is used to determine_____________________?
A. Settleable solids
B. Suspended solids
C. Dissolved solids
D. None of these
As compared to fresh river water, sea water contains oxygen_________________?
As compared to fresh river water, sea water contains oxygen_________________?
A. 10% less
B. 20% less
C. 10% more
D. 20% more
With self cleansing velocity in sewers___________________?
With self cleansing velocity in sewers___________________?
A. Silting occurs at bottom
B. Scouring occurs at bottom
C. Both silting and scouring occur at bottom
D. Neither silting nor scouring occurs at bottom