A manhole is classified as shallow if its depth is between_________________?
A. 0.4 to 0.5 m
B. 0.5 to 0.7 m
C. 0.7 to 0.9 m
D. 0.9 to 1.20 m
Civil Engineering Mcqs
The stone ware sewers_________________?
The stone ware sewers_________________?
A. Are used for carrying sewage and drainage from houses
B. Are manufactured from clays and shale
C. After casting are dried and burnt at temperature 150°C, 700°C and 1200°C
D. All the above
The most efficient cross section of sewers in a separate sewerage system is__________________?
The most efficient cross section of sewers in a separate sewerage system is__________________?
A. Parabolic
B. Circular
C. Rectangular
D. New egged
For trunk and out-fall, the type of sewers generally used, is_____________________?
For trunk and out-fall, the type of sewers generally used, is_____________________?
A. Standard egg shaped
B. Circular shaped
C. Horse shoe shaped
D. Parabolic shaped
In sewers the highest non-scouring velocity is achieved in________________?
In sewers the highest non-scouring velocity is achieved in________________?
A. Glazed bricks sewers
B. Cast iron sewers
C. Cement concrete sewers
D. Stone ware sewers
If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of__________________?
If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of__________________?
A. Degradation
B. Active decomposition
C. Recovery
D. Cleaner water
The suitable cross-section of sewers to carry combined flow, is__________________?
The suitable cross-section of sewers to carry combined flow, is__________________?
A. Circular
B. Egg shaped
C. Rectangular
D. Horse shoe shaped
The minimum recommended diameter of sewers, is_________________?
The minimum recommended diameter of sewers, is_________________?
A. 5 cm
B. 10 cm
C. 15 cm
D. 20 cm
If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is________________?
If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is________________?
A. 2 hours
B. 3 hours
C. 4 hours
D. 5 hours
The settlement of a particle in sedimentation tank, is affected by_____________________?
The settlement of a particle in sedimentation tank, is affected by_____________________?
A. Velocity of flow
B. Viscosity of water
C. Size and shape of solid
D. All the above