Exercise: Waste Water Engineering

Questions for: Waste Water Engineering

In sewers the effect of scouring is more on
A:
top side
B:
bottom side
C:
horizontal side
D:
all sides.
Answer: B
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The gas which may cause explosion in sewers, is
A:
carbondioxide
B:
methane
C:
ammonia
D:
carbon monoxide.
Answer: B
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Removal of oil and grease from sewage, is known
A:
screening
B:
skimming
C:
filtration
D:
none of these.
Answer: B
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The sewage is pumped up
A:
from low lying areas
B:
from flat areas
C:
from basements
D:
across a high ridge
Answer: E
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A rain sanitary sewer is constructed to carry
A:
sanitary sewage
B:
storm sewage
C:
surface water
D:
ground water
Answer: B
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