Related Questions

Cement concrete sewers are only suitable if non-scouring velocity is between
A 2.5 to 3.0 m/sec
B 3.0 to 4.0 m/sec
C 3.5 to 4.5 m/sec
D 4.5 to 5.5 m/sec
The asbestos cement sewers are
A Light in weight
B Not structurally strong to bear large compressive stress
C Susceptible to corrosion by sulphuric acid
D All the above
For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of
A 1 : 2
B 1 : 3
C 1 : 4
D 1 : 6
Corrosion in concrete sewers is caused by
A Septic conditions
B Dissolved oxygen
C Chlorine
D Nitrogen
The maximum shear stress (q) in concrete of a reinforced cement concrete beam is
A $$\frac{{{\text{Shear force}}}}{{{\text{Lever arm}} \times {\text{Width}}}}$$
B $$\frac{{{\text{Lever arm}}}}{{{\text{Shear force}} \times {\text{Width}}}}$$
C $$\frac{{{\text{Width}}}}{{{\text{Lever arm}} \times {\text{Shear force}}}}$$
D $$\frac{{{\text{Shear force}} \times {\text{Width}}}}{{{\text{Lever arm}}}}$$
The sewer which received discharge from two or more main sewers, is known as
A A trunk sewer
B An outfall sewer
C A main sewer
D An intercepting sewer
The main constituent of cement which is responsible for initial setting of cement is
A Dicalcium silicate
B Tricalcium silicate
C Tricalcium aluminate
D All of the above
For the supply of materials for concrete, form work reinforcing and placing of concrete, removal of form work and curing of concrete, number of bar(s) required on bar chart, is
A 1
B 2
C 3
D 4
The self cleansing velocity for all sewers in India is usually
A Less than 1.0 m/sec
B 1.0 m/sec to 1.2 m/sec
C 1.5 m/sec to 2.0 m/sec
D 3.0 m/sec to 3.5 m/sec
A sewer that receives the discharge of a number of house sewers is called
A House sewer
B Lateral sewer
C Intercepting sewer
D Sub-main sewer

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