A. Glazed bricks sewers
B. Cast iron sewers
C. Cement concrete sewers
D. Stone ware sewers
Related Mcqs:
- Cement concrete sewers are only suitable if non-scouring velocity is between_________________?
A. 2.5 to 3.0 m/sec
B. 3.0 to 4.0 m/sec
C. 3.5 to 4.5 m/sec
D. 4.5 to 5.5 m/sec - For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is____________________?
A. Cast iron sewers
B. Cement concrete sewers
C. Glazed bricks sewers
D. Stone ware sewers - In sewers the effect of scouring is more on__________________?
A. Top side
B. Bottom side
C. Horizontal side
D. All sides - In sewers the velocity of flow should not be_________________?
A. More than the self-cleansing velocity
B. Less than the self-cleansing velocity
C. Less than 10 m/sec
D. More than 20 m/sec - The sewer which received discharge from two or more main sewers, is known as_______________?
A. A trunk sewer
B. An outfall sewer
C. A main sewer
D. An intercepting sewer - The underground sewers are more subjected to________________?
A. Tensile force
B. Compressive force
C. Bending force
D. Shearing force - The drop man holes are generally provided in sewers for____________________?
A. Industrial areas
B. Large town ships
C. Hilly town ships
D. Cities in plains - The gas evolved in sewers is________________?
A. Carbondioxide
B. Hydrogen sulphide
C. Methane
D. All of these - The most efficient cross section of sewers in a separate sewerage system is__________________?
A. Parabolic
B. Circular
C. Rectangular
D. New egged - The gas which may cause explosion in sewers, is_________________?
A. Carbondioxide
B. Methane
C. Ammonia
D. Carbon monoxide
