Practice Practical Case Studies And Failures Due To Frequency Matching (14.16)

Practice: Practical Case Studies and Failures Due to Frequency Matching

Lesson 14.16Natural Frequencies

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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 phenomenon occurs when external frequency matches natural frequency?
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Think about amplifying sound.
Question 2.
What was a notable result of the Mexico City earthquake in 1985?
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Consider the matching frequencies.
3Question 3.
What is resonance?
- A type of earthquake
- When external frequency matches structural frequency
- The height of a building
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Think about how you push a swing.
4Question 4.
True or False: The Mexico City earthquake in 1985 resulted in only minor structural damage.
- True
- False
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Remember the historical impact.
Question 5.
Design a brief hypothetical building plan that includes measures to prevent resonance during an earthquake. Consider site frequency.
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Focus on frequency adjustment techniques.
Question 6.
Critique the structural design of a building in a city with soft soils, explaining how its natural frequency should be adjusted. What design features would enhance its earthquake resistance?
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Think about how to alter physical properties to avoid resonance.

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