Water Supply Engineering Questions (W2)

In this post, I will share some important questions which are frequently asked in competitive examinations such as SSC, UPSC and state PSCs.

1. Design period for the distribution system of a water scheme is ...

   
   

   1. 10 years
   2. 15 years
   3. 25 years
   4. 30 years

   View Answer

   Answer: d
   As per GOI manual on water supply,
   
   

   



2. As compared to the geometrical increase method of forecasting population, the arithmetical increase method gives:

   
   

   1. lesser value
   2. higher value
   3. equal value
   4. may vary, as it may depend on the population figures

   View Answer

   Answer: a



3. The suitable method for forecasting population for a young and a rapidly growing city is:

   
   

   1. arithmetic mean method
   2. geometric mean method
   3. comparative graphical method
   4. none of the above

   View Answer

   Answer: b



4. The suitable method for forecasting population for an old developed large city is:

   
   

   1. arithmetic mean method
   2. geometric mean method
   3. comparative graphical method
   4. none of the above

   View Answer

   Answer: a



5. Which of the following represents the growth of the population curve?

   
   

   1. semi-log curve
   2. straight line curve
   3. logistic curve
   4. exponential curve

   View Answer

   Answer: c
   

   



6. The per capita consumption of a locality is affected by:

   
   

   1. climate condition
   2. quality of water
   3. distribution pressure
   4. all of the above

   View Answer

   Answer: d



7. Factor affecting, prediction of the future population of a city is

   
   

   1. births
   2. deaths
   3. migrations
   4. all of the above

   View Answer

   Answer: d



8. Water demand for public use as compared to total demand, kept in the design of water works for a city is

   
   

   1. 5 %
   2. 10 %
   3. 15 %
   4. 20 %

   View Answer

   Answer: a



9. Which source of water, among the following, is not a surface source?

   
   

   1. river
   2. well
   3. lake
   4. ocean

   View Answer

   Answer: b



10. The average annual rainfall of a country is a figure, which is averaged over a period of:

    
    

    1. 10 years
    2. 15 years
    3. 35 years
    4. 100 years

    View Answer

    Answer: c

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