Waste water Engineering Mock test - 3 || Civil Engineering Mock tests - CIVIL ENGINEERING OBJECTIVE

Waste water Engineering Mock test – 3 || Civil Engineering Mock tests



Welcome to your Waste Water Engineering Mock test - 3
Take an exciting test in Waste water Engineering
You have only 20 mins to complete the test (25 Questions)
Wish you all the best!!!
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1. Which one of the following part of human body withstands minimum radiation
2. The pH value of fresh sewage is usually
3. The sludge does not contain waste water from
4. Lead caulked joints are used for laying
5. The spacing of bars of perforations of fine screens used for the treatment of sewage, is
6. Depletion of ozone layer in the outer atmosphere may cause
7. For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed
8. Pick up the correct statement from the following :
9. PH value of sludge during alkaline regression stage, is
10. For trunk and out-fall, the type of sewers generally used, is
11. The self-cleansing velocity of water flowing through pipe lines, is
12. PH value of sludge during alkaline regression stage, is
13. The moisture content of a sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is
14. Sluge banks are formed if sewage is disposed of in
15. Hydraulic mean radius is
16. Primary treatment of sewage consists of removal of
17. Inter-distance between ventilation columns in a sewer line is kept
18. The maximum diameter of sewers adopted in the designs is
19. The pH value of sewage is determined with the help of
20. The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is
21. Pick up the correct statement from the following :
22. Ventilating shafts are provided to a sewer line at every
23. The recommended detention period for grit chambers is
24. The sewer pipe which carries sewage from a building for immediate disposal is
25. If the peak discharge of a storm water drain (S.W. Drain) is e.xpected to exceed 150 cumecs, the free board to be provided, is
26. The algae dies out in the zone of