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Waste Water Engineering

Waste Water Engineering
The discharge per unit plan area of a sedimentation tank, is generally called

Over flow velocity
Over flow rate
Surface loading
All of these

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Waste Water Engineering
The gas which may cause explosion in sewers, is

Carbondioxide
Ammonia
Carbon monoxide
Methane

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Waste Water Engineering
Lead acetate test in sewer manhole is done to test the presence of

Methane gas
Diesel vapours
Hydrogen sulphide
Carbondioxide gas

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Waste Water Engineering
In 1000 kg of sewage, the total solids approximate

0.5 to 1.0 kg
5 kg to 7.5 kg
1 kg to 2.0 kg
7.5 kg to 10 kg

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Waste Water Engineering
Rate of flow of sewage is generally assumed

More than the rate of water supply
Less than the rate of water supply
At 150 litres per capita
Equal to the rate of water supply

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Waste Water Engineering
The sewer which transports the sewage to the point of treatment, is called

Main sewer
Branch sewer
House sewer
Out-fall sewer

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MORE MCQ ON Waste Water Engineering

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