CE 6503 ENVIRONMENTAL
ENGINEERING-I, Third year, Department of Civil Engineering, Model Exam
Questions.
Answer ALL Questions
PART A – (10 x 2
= 20 Mark )
1.
What
is the objective of water supply system?
2.
Define
design period?
3.
What
is an intake and its types?
4.
Factors
affecting the selection of types of pump?
5.
What
is mean by sedimentation and its types?
6.
Define
disinfection?
7.
What
do you mean by water softening?
8.
Write
the principle of desalination process?
9.
Write
the assumption of hardy cross method?
10. What are the
requirement of distribution system?
PART B(5X16=80 marks)
11. (a) The
population of a town as per past census records are furnished below forecast
the population in the year using the following methods (16)
i)
Arthmetical
increase method.
ii)
Geometrical
increase method.
iii)
Incremental
increase method.
|
Census
year
|
1940
|
1950
|
1960
|
1970
|
1980
|
|
Population
|
23798624
|
46978325
|
54786457
|
63467823
|
69077421
|
(OR)
11.(b)
i) Explain the various sources of surface and ground water ? (8)
ii) Explain the factors affecting the per
capital demand? (8)
12.(a)What
is intake structure? Explain with neat sketches the various types of intake
structures based on sources? (16)
(OR)
12.(b)
i) Describe the various pipe materials used in conveyance of water ?
(6)
ii) What factors are required to be
considered in the selection of the (10)
types
of a pump?
13.(a)
i)Explain rapid sand filter ? (10)
ii) Write a note on break point
chlorination? (6)
(OR)
13.(b)
i)Explain slow sand filter ? (10)
ii)Write a note on sedimentation
process ? (6)
14.(a)Removal
of taste, colour and odour method ? (16)
(OR)
14.(b)Define
desalination, explain method of desalination ? (16)
15.(a)
Explain the types of distribution system ? (16)
(OR)
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