Water Sources and Quantity Estimation Quiz
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Questions and Answers

What are the two main categories of water sources mentioned in the text?

  • Surface and sub-surface sources (correct)
  • Lakes and oceans
  • Springs and wells
  • Ponds and streams

    • How is the quantity of water required for municipal uses typically estimated?

  • Using population and per capita demand data (correct)
  • By evaluating the weather patterns
  • Based on the water consumption rate
  • By assessing the industrial demand

    • What is the range of normal fire fighting demand mentioned in the text?

  • 5-30 lit/capita/day
  • 65-300 lit/capita/day
  • 45-150 lit/capita/day
  • 20-90 lit/capita/day (correct)

    • What is the average percentage for industrial and commercial demand in relation to consumption types?

    <p>30% (D)</p> Signup and view all the answers

    Which of the following is considered a loss and waste in terms of water consumption?

    <p>Public uses (D)</p> Signup and view all the answers

    Where does the text mention that fire fighting demand is low per capita but requires a large volume of water quickly?

    <p>In the part about fire fighting demand (D)</p> Signup and view all the answers

    What method is used to predict the population for the years 1981, 1991, 1994, and 2001?

    <p>Decreasing Rate of Growth Method (D)</p> Signup and view all the answers

    In which year did the population experience a decrease in the Arithmetical Progression Method?

    <p>1921 (A)</p> Signup and view all the answers

    What is the net increase in population percentage for the year 1951 based on the data provided?

    <p>+12.66% (D)</p> Signup and view all the answers

    How is the population for the year 1994 calculated using Incremental Increase Method?

    <p>Adding the population of 1991 to the average incremental increase (C)</p> Signup and view all the answers

    Which method uses the formula Pn = P + ni to calculate population values for different years?

    <p>Arithmetical Progression Method (B)</p> Signup and view all the answers

    What is the average increase per decade in population based on the given data?

    <p>+10.66% (A)</p> Signup and view all the answers

    What formula is used to calculate the fire demand according to the American Insurance Association?

    <p>Prof. H.K. Mapari Authority Formulae (D)</p> Signup and view all the answers

    Which factor does NOT affect per capita demand for water?

    <p>Quality of air (B)</p> Signup and view all the answers

    What influences the design of storage reservoirs?

    <p>Monthly variation (D)</p> Signup and view all the answers

    In the context of water supply systems, what is the term used for the future period for which a provision is made known as?

    <p>Design period (C)</p> Signup and view all the answers

    Which method for estimating future populations considers obsolescence and wear and tear as factors?

    <p>Arithmetic Increase Method (A)</p> Signup and view all the answers

    What is the formula to calculate daily peak demand in terms of average daily demand?

    <p>$2.7 \times$ Average daily demand (C)</p> Signup and view all the answers

    What are the two charging methods mentioned for water tax?

    <p>Based on a fixed rate and volumetric reading (B)</p> Signup and view all the answers

    Which activity directly influences daily water demand variations?

    <p>Weekday vs. weekend activities (D)</p> Signup and view all the answers

    Which formula is used to calculate fire demand if the population is greater than $50000$ according to the text?

    <p>Ministry of Urban Development Manual Formula (A)</p> Signup and view all the answers

    What factor increases per capita demand for water according to the text?

    <p>Increase in industrial presence (D)</p> Signup and view all the answers

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