Download Previous year Diploma Paper of Water Supply & Waste 4th Sem Civil/0514/May 2019 Paper
Water Supply & Waste 4th Semester Civil/0514/May 2019 Paper
                        SECTION-A
Q1. Do as directed.                                                       15×1=15
    i. Per capita consumption for domestic use is 135 liters .
    ii. In arithmetic increase method, the population increase at a constant rate.
   iii. The quality of tube well water is much better than that of surface sources.
   iv. No bacteria’s are present in sub-surface water.
   v. Turbidity is a measure of resistance water to passage of light.
   vi. Slow sand filters require more area.
   vii. A.C pipes are made of asbestos fibers and cement.
  viii. Stopcock is a sluice valve.
   ix. Human excreta are a semi-solid waste.
   x. Concrete sewers also known as Plain or Reinforced sewers.
  b) State True or False.
   xi. Intensity and duration of rainfall affects the run-off. T/F (True)
  xii. Water meter is used to measure the quantity of flow through service pipe. T/F (True)
  xiii. Per capita consumption for public use in 25 liters. T/F (False)
  xiv. Disinfection is same as sterilization. T/F (True)
   xv. Slow sand filters are better than rapid sand filters. T/F (TRUE)
       SECTION-B
Q2. Attempt any five questions.                                  5×6=30
   a. What is per capita demand? What are the factors, which affect per capita demand?
   b. Discuss the merits and demerits of various sources of water supply scheme.
   c. What is sedimentation? Give advantages of plain sedimentation.
   d. What is turbidity? What are the causes of turbidity in water?
   e. What are the requirements of good building drainage?
   f. Compare combined and separate systems of sewerage.
   g. Write a short note on drop manhole.
        SECTION-C
Q3. Attempt any three questions.                            3×10=30
   i. Differentiate between slow sand filters and rapid sand filters.
  ii. What is coagulation? Explain dry feeding method of mixing coagulants in water.
  iii. What are the different water supply fixtures? Describe any four of them.
  iv. What are the requirements of a good distribution system? Explain different methods of distribution.
   v. What is disinfection? What are the various methods of disinfection of water?
Per capita consumption for domestic use is 135 liters .
   Â
In arithmetic increase method, the population increase at a constant rate.
  Â
The quality of tube well water is much better than that of surface sources.
  Â
No bacteria’s are present in sub-surface water.
  Â
 Turbidity is a measure of resistance water to passage of light.
 Â
Slow sand filters require more area.
  Â
A.C pipes are made of asbestos fibers and cement.
 Â
Topcock is a sluice valve.
  Â
Human excreta are a semi-solid waste.
  Â
 Concrete sewers also known as Plain or Reinforced sewers.
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b) State true or false.
(True)
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Download Previous Year Water Supply and Waste Water Engineering PSBTE Diploma Solved Paper May 2019 Click Here
Per capita demand
What are the factors, which affect per capita demand
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merits and demerits of various sources of water supply scheme.
  Â
Sedimentation and advantages of plain sedimentation.
  Â
Turbidity and causes of turbidity in water
Requirements of a good distribution system?
Different methods of distribution.  Â
Disinfection
various methods of disinfection of water?
Water Supply and Waste Water Engg WSWWEÂ Civil 4th Semester PSBTE Diploma Solved May 2019 Paper Click Here
Differentiate between slow sand filters and rapid sand filters.
Coagulation
Explain dry feeding method of mixing coagulants in water.
Different water supply fixtures
Requirements of a good distribution system
What is disinfection
What are the various methods of disinfection of water