Download PTU B.Tech 2020 March Civil 5th Sem BTCE 505 Environmental Engineering I Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech Civil Engineering (CE) 2020 March 5th Sem BTCE 505 Environmental Engineering I Previous Question Paper

1 | M-70516 (S2)-153
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech. (CE) (2012 to 2017) (Sem.?5)
ENVIRONMENTAL ENGINEERING?I
Subject Code : BTCE-505
M.Code : 70516
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
a. What is the utility of alkalinity measurement in water?
b. Name any two types of joints in water supply pipes and its utility.
c. What is characteristics curve?
d. What are the various methods for population forecast?
e. How to measure flow rate in a closed pipe?
f. What is coagulation?
g. What is the basic principle of sedimentation?
h. What is pressure relief valve?
i. List two advantages of rotary pump.
j. What are the methods for disinfection of water?
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1 | M-70516 (S2)-153
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech. (CE) (2012 to 2017) (Sem.?5)
ENVIRONMENTAL ENGINEERING?I
Subject Code : BTCE-505
M.Code : 70516
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
a. What is the utility of alkalinity measurement in water?
b. Name any two types of joints in water supply pipes and its utility.
c. What is characteristics curve?
d. What are the various methods for population forecast?
e. How to measure flow rate in a closed pipe?
f. What is coagulation?
g. What is the basic principle of sedimentation?
h. What is pressure relief valve?
i. List two advantages of rotary pump.
j. What are the methods for disinfection of water?
2 | M-70516 (S2)-153
SECTION-B
2. Write short notes on fire demand alongwith various equations to estimate it.
3. What are the causes of variation in water demand? Discuss them.
4. With a neat figure, describe the various components of canal intakes and their functions.
5. What are different types of pumps used in water distribution system? Discuss any one of
them in details.
6. Write the methods of :
a) desalination
b) deflouridation

SECTION-C
7. Design a slow sand filter bed from the following data :
Population= 50,000; per capita demand = 150 litres/day; rate of filtration
= 180 litres/hour/sq. m; length of each bed = twice the width. Assume maximum demand
is 1.8 times of the average daily demand.
8. Name various chemical and bacteriological tests of water before supplying to a
community. Then discuss any two important chemical parameters and two
bacteriological parameters.
9. Discuss the procedure of rainwater harvesting in a rural area to meet up the water demand
with schematic diagram.


NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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