2.2 - Optical Techniques
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Practice Questions
Test your understanding with targeted questions
What does optical diameter measure?
💡 Hint: Relates to how light interacts with particles.
Name one method for measuring particulate matter.
💡 Hint: Think of how you weigh things.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary focus of optical techniques?
💡 Hint: Focus on the subject of the monitoring techniques.
True or False: An aerodynamic diameter is always equivalent to the optical diameter.
💡 Hint: Think about how size might change based on the measurement method.
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Challenge Problems
Push your limits with advanced challenges
You are tasked with measuring PM in an urban area using both optical and gravimetric methods. Design a study that employs both techniques. Discuss how you would compare and analyze the results.
💡 Hint: Consider what variables might influence the results and how you can consolidate them in your analysis.
Critique the following statement: 'Optical methods are superior to gravimetric methods for particulate measurement.' Provide a balanced viewpoint.
💡 Hint: Think about the strengths and weaknesses of each method in different contexts.
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