Practice Emission Control Devices (9.2) - Air Quality & Air Pollution

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8 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the function of an electrostatic precipitator?
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Think about electric charges.
Question 2.
Name one type of scrubber.
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Consider the state of the reagent used.
3Question 3.
What is the main purpose of emission control devices?
- To increase emissions
- To reduce air pollution
- To provide energy
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Consider why industries are regulated.
4Question 4.
True or False: Cyclone separators use electric fields to capture particles.
- True
- False
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Think about how a tornado separates items.
Question 5.
Design an emission control system for a new coal-fired power plant. Include the types of devices you would use and justify your choices.
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Consider common pollutants associated with coal combustion.
Question 6.
Evaluate the impact of catalytic converters on urban air quality compared to older vehicles without emission controls.
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Look at statistics on emissions from different vehicle categories.

4 more questions in this section. Enroll free to practise them all.