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Waste Water Engineering

Waste Water Engineering
During purification process of sewage the gas given off, is

Hydrogen
All listed here
Carbon dioxide
Ammonia

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Waste Water Engineering
The use of coarse screens for the disposal of sewage, may be dispensed with by

Shredder
Both A and B
Comminutor
Neither A nor B

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Waste Water Engineering
If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by

Kutter
Bazin
Manning
Chezy

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Waste Water Engineering
The average temperature of sewage in India, is

20°C
15°C
25°C
10°C

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Waste Water Engineering
In a fully mechanised composting plant, involves

All of these
Mechanized pulverising of refuse
Mechanized segregation
Mechanized receipt

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Waste Water Engineering
Sewer pipes need be checked for

Minimum flow
Maximum flow
Both A and B
None of these

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