The pH value of fresh sewage is usually
A. Equal to 7
B. More than 7
C. Less than 7
D. Equal to zero
Answer: Option B
This Question Belongs to Civil Engineering >> Waste Water Engineering
Join The Discussion
Comments (2)
Related Questions on Waste Water Engineering
The effluent of a septic tank is
A. Fit for discharge into any open drain
B. Foul and contains dissolved and suspended solids
C. As good as that from a complete treatment
D. None of these
The bottom of the sewage inlet chamber of septic tanks, is provided an outward slope
A. 1 in 5
B. 1 in 10
C. 1 in 15
D. 1 in 20
Drop manholes are the manholes
A. Without entry ladders
B. Without manhole covers
C. With depths more than 3.5 m
D. Having drains at different levels
Fresh sewage → alkaline → pH > 7
Septic sewage → acidic → pH < 7
The pH of a septic sewage is less than 7,bcz it is acidic in nature while fresh sewage is alkaline in nature