1.13 - Earthquake Excitation Characteristics
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Practice Questions
Test your understanding with targeted questions
What does Peak Ground Acceleration (PGA) refer to?
💡 Hint: Think about the forces exerted during an earthquake.
Why is the duration of shaking important?
💡 Hint: Consider how long buildings are subjected to shaking.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Peak Ground Acceleration indicate?
💡 Hint: Remember what PGA stands for.
True or False: The frequency content of an earthquake does not affect how buildings respond.
💡 Hint: Think about resonance and natural frequencies.
2 more questions available
Challenge Problems
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A structural engineer is analyzing a 5-story building with a natural frequency of 1.5 Hz. If an earthquake occurs with high energy in the frequency range of 1.5-3 Hz, what mitigation strategies would you recommend?
💡 Hint: Think about how to reduce amplification effects.
Explain how a longer duration of shaking would affect a high-rise building designed to withstand short bursts of earthquake motion.
💡 Hint: Consider how fatigue plays a role in material failure under continuous stress.
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