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Waste Water Engineering

Waste Water Engineering
The rational formula for peak drainage discharge, was evolved by

All of these
Kuichling
Lloyd David
Fruhling

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Waste Water Engineering
House connections to the laterals is generally made by

P.C.C.
Glazed stonewares
R.C.C.
Cast iron

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Waste Water Engineering
A well oxidized sewage contains nitrogen mainly as

None of these
Free ammonia
Nitrates
Nitrites

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Waste Water Engineering
The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is

0.05
0.1
0.5
0.25

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Waste Water Engineering
In septic tanks, decomposition of organic bacteria, is done by

None of these
Anaerobic bacteria
Both types of bacterias
Aerobic bacteria

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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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