Download Previous year Diploma Paper of Water Supply & Waste 4th Semester Civil/0514/Dec 2015 Paper
Water Supply & Waste 4th Semester Civil/0514/Dec 2015 Paper
                        SECTION-A
Q1 a) Fill in The Blanks                                                       15×1=15
    I. Per capita consumption for domestic use is 135 liters .
    II. Chlorides should not be more than 100 PPM.
   III. Alum is use for Coagulation .
   IV. Stop cock is a Control valve.
    V. Dead and method of distributing water is also called Tree System .
   VI. Kitchen waste is Known as Garbage .
   VII. Dry weather flow depends upon Water Consumption.
  VIII. Aerobic bacteria takes free oxygen in a Dissolved Condition .
   IX. Screen are usually laid at an angle 22 to 45 .
    X. The pipe installed to preserve the water seal at trap is called anti-syphonage pipe .
  b) State True or False.
  XI. Elevated reservoirs are commonly known as overhead tanks. (True)
  XII. Trickling filters are used to treat drinking water. (False)
  XIII. Grease trap are used outside kitchens, canteens and motor garages. (True)
  XIV. G.I. pipes are used for service connections. (True)
  XV. Industrial sewage requires some treatment before disposal. (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
Chlorides should not be more than 100 PPM.
  Â
Alum is use for Coagulation .
  Â
Stop cock is a Control valve.
   Â
Dead and method of distributing water is also called Tree System .
  Â
Kitchen waste is Known as Garbage .
  Â
Dry weather flow depends upon Water Consumption.
 Â
Aerobic bacteria takes free oxygen in a Dissolved Condition .
  Â
Screen are usually laid at an angle 22 to 45 .
   Â
 The pipe installed to preserve the water seal at trap is called anti-syphonage pipe .
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b) State true or false.
Download Previous Year Water Supply and Waste Water Engineering PSBTE Diploma Solved Paper Dec 2015 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
Water Supply and Waste Water Engg. Diploma Civil/0512/Dec 2015 Paper Contact Us
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