Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 7th Sem New 2171302 Air Pollution Control And Management Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?VII(NEW) EXAMINATION ? SUMMER 2019
Subject Code: 2171302 Date:10/05/2019
Subject Name: Air Pollution Control and Management
Time: 02:30 PM TO 05:00 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 (a) Explain various particulate matter removal mechanisms. 03
(b) Enlist various types of particulate matter control equipment?s & name the control
equipment having highest particulate matter removal efficiency.
04
(c) Define AQI & explain the benefits of AQI. 07
Q.2 (a) Define the following terms :
1. Lean Mixture 2. Rich Mixture 3. A/F
03
(b) Draw cyclone separator & label each components of it. 04
(c) Compare two stroke & four stroke engine. 07
OR
(c) Identify sources of vehicular emission & explain any two in details. 07
Q.3 (a) Explain the sources of sulfur dioxide emission. 03
(b) Give the classification of nitrogen oxide control method. 04
(c) Write a short note on ambient air quality standard. 07
OR
Q.3 (a) Enlist applications of Electrostatic precipitator. 03
(b) Give the classification of sulfur dioxide control techniques. 04
(c) Explain the working of Bag filter with neat sketch. 07
Q.4 (a) Explain how photochemical smog formed? 03
(b) Name the sources of air pollution from cement industry. 04
(c) Explain advantages & disadvantages of gravity settling chamber. 07
OR
Q.4 (a) Enlist various techniques for VOC control. 03
(b) Identify sources of air pollution from thermal power plant. 04
(c) Enlist & explain factors affecting efficiency of cyclone separator. 07
Q.5 (a) Enlist the various methods for control of automobile air pollution. 03
(b) Discuss advantages & disadvantages of venturi scrubber. 04
(c) Differentiate between single & double alkali scrubbing. 07
OR
Q.5 (a) Name the gases emitted from petrol , diesel & CNG driven vehicle. 03
(b) Explain the working principle of venturi scrubber. 04
(c) Write a short note on selective catalytic reduction with its reaction chemistry. 07
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This post was last modified on 20 February 2020