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Waste Water Engineering

Waste Water Engineering
The sewer pipe which carries sewage from a building for immediate disposal is

Lateral sewer
Intercepting sewer
House sewer
Main sewer

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Waste Water Engineering
depends upon The Chezy’s constant C in the formula V = C

Size of the sewer
All listed here
Shape of the sewer
Roughness of sewer surface

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Waste Water Engineering
The spacing of bars for perforations in coarse screens used for the treatment of sewage, is

30 mm
50 mm
20 mm
40 mm

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Waste Water Engineering
The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is

20 m
45 m
75 m
30 m

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Waste Water Engineering
The most efficient cross section of sewers in a separate sewerage system is

Rectangular
Parabolic
New egged
Circular

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Waste Water Engineering
If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains

Oxygen
Hydrogen sulphide
Carbon dioxide
Methane

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MORE MCQ ON Waste Water Engineering

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