Civil Engineering

Q: The sewer which resists sulphide corrosion, is

(a) :  Brick sewer
(b) :  Cast iron sewer
(c) :  R.C.C. sewer
(d) :  Lead sewer
(e) :  None of these
Answer:  Lead sewer
Explanation:  

Q: The pH value of sewage is determined with the help of

(a) :  Imhoff Cone
(b) :  turbidimeter
(c) :  potentiometer
(d) :  all of these
(e) :  None of these
Answer:  potentiometer
Explanation:  

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