Download Previous year Diploma Paper of Water Supply & Waste 4th Semester Civil/0514/Dec 2016 Paper
Water Supply & Waste 4th Semester Civil/0514/Dec 2016 Paper
                        SECTION-A
Q1. Fill in The Blanks                                                       15×1=15
   a) The characteristic of water which prevents the leathering of soap is known as Hardness.
   b) Salt is the main substance in chloride water.
   c) Alum is use for Water Purification .Â
   d) Disinfection process is done to kill Vegetative bacteria from water
   e) To prevent water to flow back in opposite direction Reflux valve is used.
   f) The lower most surface of underground conduit or drain is known as Invert .
   g) The kitchen waste is called as Garbage.
   h) Dry weather flow is also called as Sanitary Sewage.
   i) The water closet is provided for receiving Human Excrement.
   j) Lying of sewers is usually done with the help of Sight Rails and Boning Rods.
  b) State True or False.
  a) The temperature of potable drinking water should be between 400 to 600. (True)
  b) Ozone is very efficient disinfectant. (True)
  c) Grease trap are used outside kitchens, canteens and motor garages. (True)
  d) Smoke test is done for drainage pipes located in buildings. (False)
  e) Oxidation  ponds do not create mosquito nuisance. (False)
       SECTION-B
Q2. Attempt any five questions.                                  5×6=30
  a) What is wholesome water and what are its requirements?
   b) What are factors which affect Per Capita Demand?
   c) What are various methods of disinfection?
   d) Where inverted syphon is used? Explain with sketch.
   e) What are the various tests for testing the house drainage pipes?
   f) What is population forecasting? Why it is necessary?
   g) Explain advantages and disadvantages of metering system of water supply.
   h) What are the requirements of a good sewer joint?
   i) Write a note on excavation of Trenches.
        SECTION-C
Q3. Attempt any three questions.                            3×10=30
   Q.3. Explain the different systems of water distribution with sketch.
   Q.4. Explain different methods of sewage disposal?
   Q.5. What is coagulation? Name various coagulants, which are used in water treatment. Explain dry feeding method of mixing coagulant in water.
   Q.6 Write comparison between slow sand filter and rapid sand filter
   Q.7 What are the requirements of a good trap? Explain different traps in use.
a) The characteristic of water which prevents the leathering of soap is known as Hardness.
 Â
Salt is the main substance in chloride water.
  Â
Alum is use for Water Purification .Â
  Â
Disinfection process is done to kill Vegetative bacteria from water .
 Â
To prevent water to flow back in opposite direction Reflux valve is used.
  Â
The lower most surface of underground conduit or drain is known as Invert .
 Â
 The kitchen waste is called as Garbage.
  Â
Dry weather flow is also called as Sanitary Sewage.
  Â
The water closet is provided for receiving Human Excrement.
  Â
Lying of sewers is usually done with the help of Sight Rails and Boning Rods.
 Â
b) State true or false.
Download Previous Year Water Supply and Waste Water Engineering PSBTE Diploma Solved Paper Dec 2016Â Click Here
Wholesome water and what are its requirements
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Factors which affect Per Capita DemandÂ
  Â
Various methods of disinfection
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Where inverted syphon is used
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Various tests for testing the house drainage pipes
  Â
Population forecastining its necessaryÂ
  Â
Advantages and disadvantages of metering system of water supply.
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Requirements of a good sewer jointÂ
  Â
Short note on excavation of Trenches
Water Supply and Waste Water Engg WSWWEÂ Civil 4th Semester PSBTE Diploma Solved Dec 2016 Paper Click Here
Different systems of water distributionÂ
Different methods of sewage disposal
What is coagulation
Name various coagulants, which are used in water treatment.
Explain dry feeding method of mixing coagulant in water.
Comparison between slow sand filter and rapid sand filter
Requirements of a good trap and uses.