Water Supply and Waste Water Engineering, Question Paper of Civil Engineering 4th Semester, Download Question Paper 6

Roll No­­­­­­­­­_________

WATER SUPPLY AND WASTE WATER ENGINEERING

4^th Exam /Civil/5108/

                                                             

Duration 3 Hrs.

1.     Fill in the blanks

a.     Copper sulphate treatment is done to destroy _____ from water.

b.     MPN is related with bacterial _______

c.      Qdour  test may be carried by an instrument called ______

d.     Turbidity is imported by the ____ matter present in water

e.      The purpose of sedimentation is to remove the ________ impurities.

f.       In galvanizing process ________ coating is applied to the metal.

g.     Method of water distribution depends upon the ________ of the metal.

h.     Method of water distribution depends upon the _______ of the area.

i.       Population control board in India was created in the year _______

j.       Normal does of aluminum sulphate as  coagulant is ______ mg/litre

k.     From septic tank the effluents are discharged into _______

Section –B

Note : Attempt any five questions

2.       

a.     Ground water sources and sub surface sources.

b.     Porous pipe galleries and infiltration galleries.

c.      River intakes and canal intakes.

d.     Suspended impurities and dissolved impurities.

e.      Combined system and separate system of sewerage

f.       Earth privy and pit privy.

g.     Cleaning of sewers and flushing of sewers.

Section-C

Note : Attempt  any four questions

3.     Name various methods of forecasting population with formulae and explain any one.

4.     What are the factors on which source of water supply depends? Explain any one.

5.     What is sedimentation? Give advantages of plain sedimentation.

6.     Define break point chlorination and give its advantages.]

7.     Describe break  the advantages and disadvantages of plastic pipes.

8.     What are the purpose of sewer ventilation? Describe the method of sewer ventilation.

9.     Enlist various factors helping self-purification of stream. Define dilution factor.

Section –D

Note : Attempt any three questions

10.                         

a.     Enlist different types of pipe joints. Describe with neat sketches spigot and socket joint and flagged joint.

b.     Mention the various sewer appurtenances also state the location and utility of each.

c.      What are different privies used of disposal of human excreta in rural area? Explain any three commonly used.

d.     What is water meter? Give requirements of good water mete. Enlist various types of water meter and explain any  one with neat sketch.

e.      Explain sewage sickness. Describe briefly any three tests for home drainage.