14.9 - Importance in Earthquake Engineering
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Practice Questions
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What is natural frequency?
💡 Hint: Think about vibrations without external forces.
What can happen if an earthquake's frequency matches a structure's natural frequency?
💡 Hint: Recall what we discussed about amplified vibrations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is resonance?
💡 Hint: What happens during an earthquake when frequencies align?
Dynamic dampers are used to:
💡 Hint: Think of products that help stabilize during movement.
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Challenge Problems
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Given a building's natural frequency and an earthquake frequency, analyze the risks if they align closely. What measures could be taken to ensure safety?
💡 Hint: Consider how you can change the properties of the structure to keep it safe.
Evaluate the impact of local soil conditions on the natural frequency of buildings. Provide an example of a historic earthquake where this was a factor.
💡 Hint: What specific characteristics of soils will affect how buildings respond to seismic forces?
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