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Civil Engineering Practice Test: Water Supply Engineering
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Avg score: 25% Most missed: “The ratio of maximum hourly consumption and average hourly consumption of the ma…”

Water Supply Engineering is a branch of engineering concerned with the development of sources of supply, transmission, distribution, and treatment of water.

The term is commonly used for municipal (city) water works, but applies also to water systems for industry, irrigation, wastewater reuse, and other purposes.

Civil Engineering Practice Test: Water Supply Engineering
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25 Questions

1. Water having pH value as 6, is
2. Pick up the correct statement from the following:
3. The process of passing water through beds of granular materials, is called
4. If G is the specific gravity of particles of diameter d, the velocity of settlement V in still water at T°C, according to Stoke's law, is
5. Pick up the correct statement from the following:
6. If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in square kilometres is A, the total run-off Q, is given by
7. According to Godrich the ratio of peak demand rate to mean demand is
8. Hardness of water can be removed by boiling if it is due to
9. The formula Q = P - K [1.8T + 32] in which Q is runoff, P is annual rain fall in cm, T is mean annual temperature in centigrade and K is a constant, is known
10. The formula HL = n²V²L/R4/3 for the head loss in conduits is generally known as
11. If average volume of sediment deposits is one-tenth million cubic metres per year in a reservoir of total capacity 10 million cubic metres, the dead storage will be filled up, in
12. Pick up the incorrect statement from the following:
13. Rapid gravity filters can remove bacterial impurities up to a maximum of
14. In an artesian aquifer, the draw downs in two observation wells at distances 100 m, and 200 m were found same after one hour and x hours respectively. The value of x, is
15. The ratio of the maximum daily consumption to the average daily demand, is
16. Increase in population of a rapidly growing city, may be estimated by
17. Surcharge storage zone of a reservoir, is
18. The efficiency of a pumping set, is generally assumed
19. S1 and S2 are the draw downs in an observation well at times t1 and t2 after pumping. For discharge Q and coefficient of transmissibility T, the relationship, is
20. The joint used for joining the plain ends of cast iron pipes, is
21. Rapid gravity filters
22. Pick up the correct statement from the following:
23. Pick up the correct statement from the following:
24. The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with ammonia ions to form
25. The discharge Q = 2 /2.3 log10 (R/rw) for the confined tube well is obtained from