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Civil Engineering (CE) Exam  >  Civil Engineering (CE) Test  >  Environmental Engineering  >  Test: Effects Of Air Pollution, Design Of Stack Height - Civil Engineering (CE) MCQ

Effects Of Air Pollution, Design Stack Height - Free MCQ Practice Test


MCQ Practice Test & Solutions: Test: Effects Of Air Pollution, Design Of Stack Height (10 Questions)

You can prepare effectively for Civil Engineering (CE) Environmental Engineering with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Effects Of Air Pollution, Design Of Stack Height". These 10 questions have been designed by the experts with the latest curriculum of Civil Engineering (CE) 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 25 minutes
  • - Number of Questions: 10

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Test: Effects Of Air Pollution, Design Of Stack Height - Question 1
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Which of the following is not a part of photochemical smog?

Detailed Solution: Question 1

Explanation: Photochemical smog includes NO2 , O3 and PAN. The damage to vegetation is caused by NO2, O3 and PAN.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 2
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Which air pollutant cause corrosion of building?

Detailed Solution: Question 2

Explanation: SO2 is a colorless and irritant gas that causes corrosion of building.

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Test: Effects Of Air Pollution, Design Of Stack Height - Question 3
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Which of the following air pollutant effects plants the most?

Detailed Solution: Question 3

Explanation: Fluorine is the most dangerous air pollutant that affects plant, whereas SO2, PAN and HCl effects the leaf of the plant.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 4
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The size of cigarette particles is

Detailed Solution: Question 4

Explanation: Cigarette particles are <1μm and >25% particles are deposited in the lungs.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 5
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Concentration of fluorine that cause a phototoxicological effect on the plant is

Detailed Solution: Question 5

Explanation: Fluorine is produced through aluminium or glass industries and it causes a phototoxicological effect on the plant at a concentration of 0.3μg/m3.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 6
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 Which of the following gas is not colorless?

Detailed Solution: Question 6

Explanation: NO is a highly reactive gas which is reddish brown in color, whereas O3, Pb and SO3 are colorless gas.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 7
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 The effective height of stack is given by

Detailed Solution: Question 7

Explanation: Effective height of the stack, H = h1 + h2 where, h1 is the plume height and h2is the actual height of stack.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 8
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The chimney is emitting particulate matter. Which of the following is the correct expression of the height of the chimney? Here ‘Kp’ represents the emission of particulate matter. 

Detailed Solution: Question 8

Explanation: Height of the chimney HC = 74 Kp0.27 where HC is in metre and ‘Kp’ is in tonnes per hours.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 9
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What is the minimum height of the chimney in a thermal power plant of capacity 350MW?

Detailed Solution: Question 9

Explanation: As the capacity of thermal plant lies between 200MW and 500MW, the minimum height height of the chimney is 220m.

Test: Effects Of Air Pollution, Design Of Stack Height - Question 10
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Which of the following is the correct expression of the height of chimney emitting sulfur dioxide? 

Detailed Solution: Question 10

Explanation: Height of the chimney, HC = 14 Kp0.33 when the chimney is emitting sulfur dioxide. Here, the unit of ‘Kp’ is in kg/hour and HC is in metre.

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About this Civil Engineering (CE) Practice Test

This test contains 10 MCQs on Effects Of Air Pollution, Design Of Stack Height with detailed solutions for each question. It is part of the Environmental Engineering course on EduRev, designed to align with the current Civil Engineering (CE) syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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If you found this Effects Of Air Pollution, Design Of Stack Height MCQ Test helpful, you can further enhance your Civil Engineering (CE) preparation with in-depth courses on EduRev, for all the subjects and topics available in Environmental Engineering course. The course offers:
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  • MCQ Test: variety of questions as per the pattern of Civil Engineering (CE) exam
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