Download GTU BE/B.Tech 2019 Summer 7th Sem New 2171302 Air Pollution Control And Management Question Paper

Enrolment No.

FirstRanker.com

GUJARAT TECHNOLOGICAL UNIVERSITY

--- Content provided by FirstRanker.com ---

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:

--- Content provided by‍ FirstRanker.com ---

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

Q.1

1. Explain various particulate matter removal mechanisms. (03)

--- Content provided by⁠ FirstRanker.com ---

2. Enlist various types of particulate matter control equipment’s & name the control equipment having highest particulate matter removal efficiency. (04)
3. Define AQI & explain the benefits of AQI. (07)

Q.2

1. Define the following terms: (03)
   1. Lean Mixture
   2. Rich Mixture

   --- Content provided by‍ FirstRanker.com ---

   3. A/F
2. Draw cyclone separator & label each components of it. (04)
3. Compare two stroke & four stroke engine. (07)

OR

--- Content provided by‍ FirstRanker.com ---

1. Identify sources of vehicular emission & explain any two in details. (07)

Q.3

1. Explain the sources of sulfur dioxide emission. (03)
2. Give the classification of nitrogen oxide control method. (04)
3. Write a short note on ambient air quality standard. (07)

--- Content provided by‍ FirstRanker.com ---

OR

1. Enlist applications of Electrostatic precipitator. (03)
2. Give the classification of sulfur dioxide control techniques. (04)
3. Explain the working of Bag filter with neat sketch. (07)

Q.4

--- Content provided by‍ FirstRanker.com ---

1. Explain how photochemical smog formed? (03)
2. Name the sources of air pollution from cement industry. (04)
3. Explain advantages & disadvantages of gravity settling chamber. (07)

OR

1. Enlist various techniques for VOC control. (03)

--- Content provided by⁠ FirstRanker.com ---

2. Identify sources of air pollution from thermal power plant. (04)
3. Enlist & explain factors affecting efficiency of cyclone separator. (07)

Q.5

1. Enlist the various methods for control of automobile air pollution. (03)
2. Discuss advantages & disadvantages of venturi scrubber. (04)

--- Content provided by​ FirstRanker.com ---

3. Differentiate between single & double alkali scrubbing. (07)

OR

1. Name the gases emitted from petrol, diesel & CNG driven vehicle. (03)
2. Explain the working principle of venturi scrubber. (04)
3. Write a short note on selective catalytic reduction with its reaction chemistry. (07)

--- Content provided by‌ FirstRanker.com ---

FirstRanker.com