F 03000CE374052005 Pages: 1

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Sixth semester B.Tech degree examinations (S), September 2020

Course Code: CE374
Course Name: AIR QUALITY MANAGEMENT

Max. Marks: 100 Duration: 3 Hours
PARTA
Answer any two full questions, each carries 15 marks. Marks
1 a) Explain major air pollution episodes. (10)
b) Explain photochemical smog. (5)
2 a) Explain effect of air pollution on human health and plants. (8)
b) Explain green house effect. (7)
3 a) Explain primary and secondary air pollutant with example. (6)
b) Explain effect of carbon monoxide on human health. (4)
c) Explain components of atmosphere. (5)
PART ‏تا‎
‎Answer any two full questions, each carries 15 marks.
4 a) Explain the effect of meteorological factors on dispersion of air pollutant. (9)
b) Explain advantages and disadvantages of Gaussian plume model. (6)
5 8) Explain with neat sketches various plume behavior. (10)
b) Write short note on atmospheric stability. (5)
6 a) Define inversion .Explain different types of inversion. (10)
b) Assumptions in Gaussian plume model. (5)
PART C
Answer any two full questions, each carries 20 marks.
7 8) Write short note on NAAQS. (8)
b) Explain various control methods for the removal of gaseous pollutants. (12)

8 a) Explain the working of an Electrostatic precipitator for particulate emission control. (8)

Also explain its advantage and disadvantage

b) Explain high volume air sampler (12)
9 a) Explain various methods used for the sampling of particulate air pollutants (14)
b) Write short note on AQI (6)
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