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Waste Water Engineering

Waste Water Engineering
The algae dies out in the zone of

Degradation
Cleaner water
Recovery
Active decomposition

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Waste Water Engineering
The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is

1 in 100 downward
1 in 100 upward
1 in 500 upward
1 in 503 upward

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Waste Water Engineering
The sewerage system consists of

House sewer
Lateral sewer
Branch sewer
All of these

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Waste Water Engineering
The gas evolved in sewers is

Methane
Carbondioxide
Hydrogen sulphide
All of these

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Waste Water Engineering
Self-cleansing velocity is

Velocity of water at flushing
Velocity at which no accumulation remains in the drains
Velocity at dry weather flow
Velocity of water in a pressure filter

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Waste Water Engineering
Imhoff cone is used to measure

Settleable solids
Total solids
Total in organic solids
Total organic solids

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MORE MCQ ON Waste Water Engineering

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