Download GTU BE/B.Tech 2017 Winter 5th Sem Old 151305 Air Pollution And Control Question Paper

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Seat No. Enrolment No.

GUJARAT TECHNOLOGICAL UNIVERSITY

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BE — SEMESTER-V (OLD) - 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:

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1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q-1 (a) Give the brief classification of Air Pollutants based on sources. 07
(b) Briefly describe the history of Different Air Pollution Episodes held till now. 07

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Q-2 (a) What are the il effects of CO on human health, vegetation, Plants & property? 07
(b) Write a short note on Alternative Fuel. 07
OR
(b) Write a short note on Emission reduction by Engine design changes. 07

Q-3 (a) Explain A/F ratio in detail. 07

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(b) Explain heat island effect. 07
OR
Q-3 (a) Write a short note on (1) Exhaust Emission (2) Crank-case emission. 07
(b) What is Maximum Mixing Depth? How it is determine? What is its importance? 07

Q-4 (a) With a neat sketch Explain the principle, Construction & working of ESP. 07

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(b) Discuss the Combustion Control methods for Nox. 07
OR
Q-4 (a) With a neat sketch Explain the principle, Construction & working of Cyclone Separator. 07
(b) Write a Brief note on double alkali Scrubbing. 07

Q-5 (a) What is Noise pollution? Describe sources of Noise Pollution. 07

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(b) Define Wind rose. Explain the importance of Wind rose in air pollution study. 07
OR
Q-5 (a) Explain the Causes & Control of Odour Problem. 07
(b) Write detailed note on Plume Behavior. 07

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