A. Kgs
B. Joules
C. Newtons
D. Watts
In SI units the power of sound is represented in __________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. 3 ppm
B. 4 ppm
C. 5 ppm
D. 10 ppm
A. Alum
B. Ferric chloride
C. Ferric sulphate
D. Chlorinated copperas
The coagulant widely used for sewage treatment, is_________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. 1/4
B. 1/3
C. 1/2
D. 3/4
The ratio of minimum hourly flow to the average flow of sewage is_________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. Screening
B. Skimming
C. Filtration
D. None of these
Removal of oil and grease from sewage, is known____________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. Velocity of flow
B. Diameter of the sewer
C. Discharge
D. All the above
The gradient of sewers depends upon_________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. 1 day
B. 2 days
C. 3 days
D. 5 days
The standard B.O.D. of water is taken for_________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. One hour
B. Two to three hours
C. Three to four hours
D. Six hours
Fresh sewage may become stale in_________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering A. 100 cm
B. 110 cm
C. 120 cm
D. 150 cm
A. Invert level of a branch sewer is more than 60 cm that of the main sewer
B. Sewer line runs along a main road
C. Ordinary manhole cannot be built
D. Two sewer lines intersect
Drop manholes at the junctions of sewer lines, are provided if________________? Read More »
Civil Engineering Mcqs, Waste Water Engineering