Are you looking for the Answers to NPTEL Air Pollution and Control Assignment 2? This article will help you with the answer to the National Programme on Technology Enhanced Learning (NPTEL) Course “ Air Pollution and Control Assignment 2 “
What is Air Pollution and Control?
The objective of the course is to impart the knowledge and understanding of causes and effects of air pollution and their controlling mechanisms. The course will provide a deeper understanding of air pollutants, pollution inventory and modelling. The course also imparts knowledge on the impacts of air pollution on different aspects such as policy, human health and various contemporary technological innovation for betterment of air quality.
CRITERIA TO GET A CERTIFICATE
Average assignment score = 25% of the average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100
Final score = Average assignment score + Exam score
YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF THE AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.
Below you can find the answers for NPTEL Air Pollution and Control Assignment 2
| Assignment No. | Answers |
|---|---|
| Air Pollution Assignment 1 | Click Here |
| Air Pollution Assignment 2 | Click Here |
| Air Pollution Assignment 3 | Click Here |
| Air Pollution Assignment 4 | Click Here |
NPTEL Air Pollution and Control Assignment 2 Answers:-
Q1. Air pollutants which forms the haze, impacts visibility by _________ of light in the atmosphere.
(A) Scattering and absorption
(B) Only scattering
(C) Only absorption
(D) None of the above
Answer:- a
Q2. Which of the following soil type is more resistant to acid rain
(A) Quartzite
(B) Granite
(C) Gneiss
(D) Limestone
Answer:- d
Q3. Identify the criteria pollutant from the following options
(A) Carbon dioxide (CO2)
(B) Dioxin
(C) Carbon Monoxide (CO)
(D) Asbestos
Answer:- c
Q4. The ozone layer which protects the earth from harmful ultraviolet rays is located in:
(A) Troposphere
(B) Stratosphere
(C) Mesosphere
(D) Exosphere
Answer:- b
???? Next Week Answers: Assignment 03 ????
Q5. Formation of ozone is an example of the phase transformation from:
(A) Liquid to gas
(B) Solid to gas
(C) Gas to gas
(D) Liquid to liquid
Answer:- a
Q6. The _____________ is the major chemical scavenger in the troposphere and it controls the atmospheric lifetime of most gases in the troposphere.
(A) Ozone
(B) Hydroxyl radical (OH)
(C) Photochemical smog
(D) Volatile organic compounds
Answer:- b
Q7. Earth rotates on its axis, circulating air is deflected towards the right in the Northern Hemisphere and towards the left in the Southern Hemisphere. This deflection is called
(A) Circulation
(B) Coriolis effect
(C) Convection
(D) None of the above
Answer:- b
Q8. The process of the conversion of a liquid chemical into a vapor, which then escapes into the atmosphere is called
(A) Volatilization
(B) Adsorption
(C) Absorption
(D) Ionization
Answer:- a
Q9. Consider the following figure and select the correct option:
The air parcel will:
(A) Rise
(B) Sink
(C) No change
(D) None of the above
Answer:- a
Q10. Consider the following figure and select the correct option:
The types of atmospheric stability is:
(A)Absolute instability
(B) Absolutely stable
(C) Conditional stability
(D) Neutral
Answer:- c
Air Pollution and Control Assignment 1
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