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Waste Water Engineering

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

Lloyd David
Fruhling
Kuichling
All of these

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Waste Water Engineering
Imhoff cone is used to determine

Dissolved solids
None of these
Settleable solids
Suspended solids

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Waste Water Engineering
The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called

Depressed sewer
Inverted syphon
all of these
Sag pipe

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Waste Water Engineering
If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains

Hydrogen sulphide
Methane
Oxygen
Carbon dioxide

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

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

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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 503 upward
1 in 100 upward
1 in 500 upward

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