Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
BE SEMESTER- V EXAMINATION WINTER 2017
Subject Code: 151305 Date: 30-11-2017
Subject Name: Air Pollution Control
Time: 10:30 am to 01:00 pm Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q-1
Give the brief classification of Air Pollutants based on sources.
07
Briefly describe the history of Different Air Pollution Episodes held till now.
07
Q-2
What are the ill effects of CO on human health, vegetation, Plants property?
07
Write a short note on Alternative Fuel.
07
OR
Write a short note on Emission reduction by Engine design changes.
07
Q-3
Explain A/F ratio in detail.
07
Explain heat island effect.
07
OR
Q-3
Write a short note on Exhaust Emission Crank-case emission.
07
What is Maximum Mixing Depth? How it is determine? What is its importance?
07
Q-4
With a neat sketch Explain the principle, Construction working of ESP.
07
Discuss the Combustion Control methods for Nox.
07
OR
Q-4
With a neat sketch Explain the principle, Construction working of Cyclone Separator.
07
Write a Brief note on double alkali Scrubbing.
07
Q-5
What is Noise pollution? Describe sources of Noise Pollution.
07
Define Wind rose. Explain the importance of Wind rose in air pollution study.
07
OR
Q-5
Explain the Causes Control of Odour Problem.
07
Write detailed note on Plume Behavior.
07