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EndsemNov 20232019 patternTE Civil

Water Supply And Sanitation Engineering (WSSE) SPPU Endsem Question Paper Nov 2023

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated WSSE questions
Subject code
301002
Pattern
2019 pattern
Exam
Endsem
Session
Nov 2023
Max. marks
70
Time
2½ Hours
Semester
I
Paper code
[6180]-12

Printed for: T.E. (Civil Engineering)

Instructions to the candidates

  1. Neat diagrams must be drawn wherever necessary.
  2. Use of Calculator is allowed.
  3. Assume Suitable data if necessary.
  4. Attempt Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8

Questions

  1. Q1

    1. a)

      Differentiate between coagulation and flocculation by considering different points.

      [6]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      Discuss in details various mechanisms involved in the filtration process.

      Also asked:May 2023

      [6]

  2. Q2

    1. a)

      What is Flocculation? State factors affecting the flocculation.

      Also asked:May 2023

      [6]
    2. b)

      A filter unit is of size 4m × 8m. After filtering 8000 m 3 /day in 24 hr period, the filter is back washed for 30 minutes at the rate of 10 lit/m 2 /sec for 10 minutes. Compute the average filtration rate, quantity and percentage of treated water used in washing and the rate of wash water flow in each trough. The unit has 4 collecting troughs.

      Also asked:May 2025 ·May 2023

      [6]
    3. c)

      Explain in detail: operational problems of RSG filter. (Min 03 to be explained) 2

      Also asked:May 2023

      [6]

  3. Q3

    1. a)

      Enlist various methods of disinfection. Explain any two methods in detail.

      Also asked:May 2023

      [6]
    2. b)

      What is Residual Chlorine? Find the dose of chlorine and chlorine demand for water quantity of 40,000 m 3 /day. Chlorine used is 15 kg per day and residual chlorine after 10 minutes of contact time is 0.2 mg/ lit.

      Also asked:May 2025 ·May 2023

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

  4. Q4

    1. a)

      Explain in detail: fluoridation & deflouridation of water.

      Also asked:May 2023

      [6]
    2. b)

      Explain in detail: Super chlorination, Dechlorination, Prechlorination

      Also asked:May 2023

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

  5. Q5

    1. a)

      Write in detail: any 02 methods of water distribution. Support your answer with a suitable sketch.

      Also asked:May 2023

      [8]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [10]

  6. Q6

    1. a)

      Write difference between continuous and intermittent system. (Min 06 points of comparison are expected)

      Also asked:May 2023

      [6]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      Write a detailed note on detection and prevention of leakage. 3

      Also asked:May 2023

      [6]

  7. Q7

    1. a)

      Write a note on: 1) Gate valve, 2) Pressure relief valve

      Also asked:May 2023

      [6]
    2. b)

      Explain in detail Packaged WTP.

      [5]
    3. c)

      Explain with neat sketch: one pipe system partially ventilated.

      Also asked:May 2024 ·May 2023

      [6]

  8. Q8

    1. a)

      Write a note on: 1) Reflux valve, 2) Air relief valve

      Also asked:May 2023

      [6]
    2. b)

      Explain in detail with neat sketch: two pipe system.

      Also asked:May 2025 ·May 2024 ·May 2023

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]