Related Questions

The most suitable material of construction for a sewer to carry sewage under high pressure is
A Asbestos cement
B Steel
C Cement concrete
D Stoneware
The type of sewer which is suitable for both combined and separate system is
A Circular sewer
B Egg shaped sewer
C Horseshoe type sewer
D Semi-elliptical sewer
Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is
A H2
B CH4
C CO2
D N2
A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called
A House sewer
B Lateral sewer
C Main sewer
D Sub-main sewer
If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains
A Hydrogen sulphide
B Carbon dioxide
C Methane
D Oxygen
To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is
A 0.50 m/sec
B 0.60 m/sec
C 0.70 m/sec
D 0.75 m/sec
The sewer which transports the sewage to the point of treatment, is called
A House sewer
B Out-fall sewer
C Branch sewer
D Main sewer
The sewer pipe which carries sewage from a building for immediate disposal is
A House sewer
B Lateral sewer
C Intercepting sewer
D Main sewer
The sewer that unloads the sewage at the point of treatment is called
A Main sewer
B Outfall sewer
C Branch sewer
D House sewer
The design discharge for the separate sewer system shall be taken as
A Equal to dry weather flow (DWF)
B 2 × DWF
C 3 × DWF
D 6 × DWF

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